Sargent 8205-BODY Office/Entry...
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$638.14
$220.89
Sargent 8205-BODY Office/Entry Mortise Lockset Body with EcoFlex Technology

Sargent 8205-BODY Office/Entry Mortise Lockset Body with EcoFlex Technology

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Model: 8205-03
From the 8200 Series Collection
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$638.14
$220.89
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Sargent 8205 Office/Entry Mortise Lockset Body with EcoFlex Technology and 2 3/4" Backset

Industry Benchmark Mortise Lock Body for Maximum Security and Performance

The Sargent 8205 Office/Entry Mortise Lockset Body represents the industry benchmark for mortise locks, delivering maximum security and performance with heavy-duty construction. This professional-grade mortise lock features a 2 3/4" backset depth, 1 3/4" door thickness compatibility, and 3/4" latchbolt throw for reliable operation. The electromechanical version operates from 12 to 24VDC with revolutionary EcoFlex technology that reduces power consumption up to 96%, while maintaining ANSI/BHMA A156.13 Series 1000 Operational Grade 1 certification for demanding commercial applications.

Professional Features & Benefits

  • Precision Door Compatibility: Standard 2 3/4" backset depth with 1 3/4" door thickness and 3/4" latchbolt throw for consistent installation requirements across commercial applications.
  • Exceptional Durability Testing: UL Cycle Above and Beyond test completed at 16 million cycles (Verification ID: V584148) for unmatched reliability in high-traffic applications.
  • EcoFlex Energy Technology: Revolutionary technology on all electromechanical functions creates up to 89% energy savings while maintaining full operational performance and reducing power consumption up to 96%.
  • Flexible Power Options: Standard 12 to 24VDC operation provides versatile electrical integration for various access control systems and power supply configurations.
  • Heavy-Duty Construction: High-quality components and patented design deliver professional-grade reliability with the strongest and most durable mortise lock construction available.
  • Universal Key System Integration: Integrates seamlessly with all SARGENT key systems including Degree, Signature, KESO, and XC for comprehensive security management flexibility.
  • Multi-Functional Design: Available in 56 different functions including electromechanical, security and monitoring options with field-reversible handing for installation flexibility.
  • Comprehensive Fire Rating: UL 10C Fire-Rated up to 3 hours with positive pressure certification for critical life safety applications and code compliance.
  • Professional Grade Certifications: ANSI/BHMA A156.13 Series 1000 Operational Grade 1, ADA compliant, and NFPA 80 compliant for comprehensive code compliance assurance.
  • Manufacturer Warranty: 10-year limited warranty with 2-year coverage on electrical components for long-term protection and confidence in demanding applications.

Technical Specifications

  • Refer to manufacturer documentation for complete technical specifications.

Installation & Operation

  1. Verify electrical requirements match available power supply. Confirm voltage (12 to 24VDC) and current capacity before proceeding.
  2. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures.
  3. Mount the unit in the specified location ensuring adequate clearance for wiring access, ventilation, and future service requirements.
  4. Route and connect wiring according to manufacturer wiring diagrams. Use appropriate wire gauge and connectors for the application.
  5. Configure operational settings including any configurable options per application requirements.
  6. Restore power and test all functions including normal operation, alarm/alert functions, and integration with connected systems.
  7. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Why Choose Sargent Quality?

Sargent 8200 Series mortise locks deliver professional-grade reliability with patented design and construction rated for 16 million cycles in independently verified testing. The 10-year limited warranty with 2-year electrical component coverage provides comprehensive protection for demanding commercial applications. Engineered as the industry benchmark with the strongest and most durable mortise lock construction available, ensuring dependable performance where security and reliability are essential.

Product Specs

Series:
8200 Series
Grade:
Grade 1
Keyed Function:
Single Cylinder
Product Group:
Mechanical Locks
Product Subgroup:
Bored Locksets
Subcategory:
Bored Locksets
Keyed:
Yes
Commercial/Residential:
Commercial
Lock Type:
Mortise
Lock Function:
Office/Entry
Product Type:
Mortise Locks
Duty Level:
Heavy Duty
Product Attribute:
Mortise Body Lock
Electronic:
No
Product Function:
Office/Entry
Product Category:
Mechanical Locks
Collection:
8200 Series
Department:
Door Hardware

Sargent 8205-03 – Frequently Asked Questions

1) Will the Sargent 8205 mortise lock body fit a 1-3/4 inch commercial door?
Yes. The 8205 mortise body is built around a 1-3/4 inch door thickness with a 2-3/4 inch backset, which is the standard commercial mortise prep. If your doors are already prepped for a mortise lock pocket at 2-3/4 inch backset, this drops into that prep. Thicker or thinner doors are a different conversation, this body is spec'd at 1-3/4 inch.
2) What does the Office/Entry function on the Sargent 8205 actually do at the door?
Office/Entry means the outside lever is locked or unlocked by key from the outside, and the inside lever always retracts the latch for free egress. It is the function you want on a tenant suite door or an office someone wants to leave unlocked during business hours and lock at the end of the day without carrying a key back. It is a single cylinder keyed lock, so the key works on one side only. If you need the outside lever locked at all times with key access only, a storeroom function is the right pick instead.
3) Will the Sargent 8205 latch into the strike that's already in my frame?
The 8205 throws a 3/4 inch latchbolt, which is the standard mortise latch projection, so it will engage an existing ANSI mortise strike cut for a mortise lock at 2-3/4 inch backset. What it will not do is work in a frame prepped for a cylindrical lock, a mortise body needs a milled pocket in the door edge and a full mortise strike in the frame.
4) Do I have to order the Sargent 8205 handed, or can I flip it in the field?
Handing is field reversible on the 8200 Series body, so a left hand door and a right hand door take the same lock. Left Hand and Right Hand are offered as a selection when you order if you want it set up before it reaches the site, but a crew doing a floor of mixed-swing doors can carry one part number and reverse them as they go.
5) Does the Sargent 8205 lock body include the lever and trim, or do I order those separately?
This is the mortise lock body only, the chassis that goes into the door edge. Levers or knobs, roses or escutcheons, and the cylinder are ordered separately and have to match the trim design and finish you want. Budget for all three when you price the opening: body, trim set, and cylinder. The finish choice here (bright brass 03, satin bronze 10, oil rubbed dark bronze 10B, or bright chrome 26) is what your visible trim should be matched to.
6) Can the Sargent 8205 go on a fire rated door in a stairwell or corridor?
Yes. The 8200 Series body is UL 10C fire rated up to 3 hours with positive pressure certification and is NFPA 80 compliant, so it is usable on rated openings including 3 hour stair and shaft doors. It is also ANSI/BHMA A156.13 Series 1000 Operational Grade 1 and ADA compliant. For a facility standardizing across rated and non-rated openings, that is one body covering both.
7) Will the Sargent 8205 key into our existing Sargent master key system?
It works with all Sargent key systems, including Degree, Signature, KESO, and XC, so a building already keyed in Sargent can bring this opening onto the same master without changing systems. It is a single cylinder lock, keyed outside only. The cylinder itself is a separate order, so specify the keyway and keying to match your existing system when you buy it.
8) Is the Sargent 8205 mortise body electrified, or is it a mechanical lock?
The 8205 Office/Entry body is the mechanical version, not an electronic lock. Sargent's 8200 Series does offer electromechanical functions running 12 to 24VDC with EcoFlex, which cuts power draw substantially, but that is a different function number within the series. If your opening needs to fail secure or fail safe off an access control panel, you want one of the electrified 8200 functions, not the 8205.
9) What else can I use if I need an Office/Entrance mortise lock but not the Sargent?
The Cal-Royal NM8050 is the closest like-for-like: a Grade 1 heavy duty Office/Entrance mortise lockset with auxiliary deadlatch, listed for 1-3/4 inch doors, same as the Sargent. The Hager 3850E 3800 Series is a Grade 1 office mortise lock with a 2-3/4 inch backset that covers a wider 1-3/4 to 2-1/2 inch door range, useful if some of your doors are thicker than standard. One difference to note: the Cal-Royal and Hager are complete locksets with trim, while the Sargent 8205 is the body alone.
10) I need a mortise lock for a classroom, is the Sargent 8205 the right function?
No. Office/Entry is the wrong function for a classroom, it locks and unlocks the outside lever by key rather than giving a teacher a secured-from-inside option. For classroom openings look at the Corbin Russwin ML2003, a Grade 1 mortise classroom lockset for 1-3/4 inch doors, or the Cal-Royal NM8070 Grade 1 classroom mortise with auxiliary deadlatch. If you need classroom security with a visual status indicator, the Marks USA LA318GJ is a Grade 1 classroom security indicator mortise lockset for 1-3/4 inch doors.
11) What is the closest equivalent to a Sargent 8205 office/entry mortise lock body from another manufacturer?
The Cal-Royal NM8050 is a heavy duty Grade 1 mortise lockset in the Entrance/Office function with an auxiliary deadlatch, fitting a 1-3/4 inch door. The Sargent 8205 is also a Grade 1, heavy duty mortise lock in the Office/Entry function, so the two land on the same opening: a keyed office or entry door where the outside lever is locked or unlocked by key and the inside lever always retracts the latch. The Cal-Royal arrives as a complete lockset; the Sargent 8205 part is the lock body itself, so lever trim and cylinder are specified separately.
12) What mortise lock should I use if the door needs a classroom function instead of office/entry?
The Corbin Russwin ML2003 is a Grade 1 mortise classroom lockset for a 1-3/4 inch door, and the Cal-Royal NM8070 is a heavy duty Grade 1 classroom mortise lockset with an auxiliary deadlatch, also for a 1-3/4 inch door. Both hold the same Grade 1 rating as the Sargent 8205, but the 8205 is an Office/Entry function, where the outside lever is locked and unlocked by key and stays in whichever state it was left. A classroom function keeps the outside lever locked until a key retracts it, which is the behavior most school and instruction-space specifications call for.
13) Which mortise lock do I order for a storeroom door where the outside lever must always stay locked?
The Accentra 8805FL is a Grade 1 storeroom mortise lock supplied with an Arcadia lever, and the Cal-Royal NM8080 is a heavy duty Grade 1 storeroom mortise lockset with an interchangeable core option for a 1-3/4 inch door. A storeroom function holds the outside lever locked at all times with key access only, while the Sargent 8205 Office/Entry function allows the outside lever to be left unlocked by key for the working day. On a stock room, electrical closet, or mechanical space that must never be left open, the storeroom function is the one specified.
14) I need a mortise lock body with no key on a corridor or restroom door - what replaces the Sargent 8205?
For a non-keyed opening, the Falcon MA101 is a Grade 1 heavy duty mortise passage lock with field reversible operation and a fire rating, the Schlage PM010 is a Grade 1 non-keyed passage latch mortise lock for a 1-3/4 inch door, and the Hager 3840S is a Grade 1 privacy mortise lock with a 2-3/4 inch backset. The Sargent 8205 is a keyed single-cylinder lock, so it is built for a door that has to be secured by key; a passage or privacy function drops the cylinder entirely, with privacy adding an inside thumbturn for a restroom or similar space.
15) Is the Baldwin 6301 mortise lock body a drop-in substitute for the Sargent 8205?
No. The Baldwin 6301 is an Entrance/Apartment mortise lock body built on a 2-1/2 inch backset, offered knob by knob and as the 6301LS lever by lever, for doors 1-3/4 inch and over. The Sargent 8205 uses a 2-3/4 inch backset, so the two cut different pockets and different cross-bore locations in the door. Swapping between them means a new mortise prep or a door replacement, not a straight body change.
16) What mortise lock has an electric lock and unlock lever with request to exit built in?
The Schlage L9092EU with 03A trim is a heavy duty mortise lock with an electric lock and unlock outside lever, keyed outside, request to exit monitoring, and 12/24VDC operation in a corridor function for a 1-3/4 inch door. The Command Access ML190 is a heavy-duty motorized mortise lock with field selectable EL/EU operation on 24VDC in a storeroom function. The Sargent 8205 body covered here is a mechanical Office/Entry lock, not an electronic one, so an access control tie-in with RX signaling comes from a dedicated electrified body rather than from this one.
17) Is the Schlage LE Series mobile-enabled mortise lock rated the same as the Sargent 8205?
Not on grade. The Schlage LEBMB-ADD mobile-enabled mortise lock with push button and LED is Grade 2 with a 3 hour fire rating, covering privacy, office, and apartment functions on a 1-3/4 inch door. The Schlage LEMD-GRW ENGAGE wireless mortise lock is Grade 1 with a 3 hour fire rating. The Sargent 8205 is Grade 1 and UL 10C fire rated up to 3 hours. Where a specification calls out Grade 1 explicitly, the LEBMB-ADD does not meet it and the LEMD or the 8205 does.
18) Is the Sargent 8205 heavy duty enough for a high traffic entrance?
The 8200 Series body completed UL's Cycle Above and Beyond test at 16 million cycles (Verification ID V584148), well past what Grade 1 requires, and it is classified heavy duty for commercial use. On a main tenant entrance, a school corridor, or a hospital door that cycles hundreds of times a day, that is the cycle life you are buying.
19) What's the difference between a mortise lock like the Sargent 8205 and a cylindrical lockset?
A mortise body sits inside a rectangular pocket milled into the door edge, which takes more prep but gives you a much stronger case, a 3/4 inch latch, and access to a far wider set of functions, 56 in the 8200 Series including electromechanical, security and monitoring variants. A cylindrical lock, like the Schlage PC10 Grade 1 passage, goes through two round bores and installs much faster. If your doors are already mortise prepped, stay mortise. If you are retrofitting bored doors, switching to mortise means re-prepping every door.
20) Can I standardize a whole building on the Sargent 8200 Series and still get different functions per door?
Yes, and that is the usual reason facilities pick it. The 8200 Series covers 56 functions, so entry doors, storerooms, classrooms and monitored openings all take the same body family, the same prep, and the same key system. Order the 8205 for office and tenant entry doors and the matching function number for the rest. Everything runs 2-3/4 inch backset on 1-3/4 inch doors, so one door prep and one installation template covers the building.
21) Can I use a keypad or credential mortise lock instead of a keyed Sargent 8205 body?
Yes, if the goal is to manage access by code or credential rather than by key. The Alarm Lock DL3500CR is a Grade 1 Trilogy electronic mortise lock with 300 user codes in a classroom function for doors 1-5/8 to 1-7/8 inch. The TownSteel FME-2000 is a Grade 1 heavy duty classroom mortise lockset with RFID for a 1-3/4 inch door, and the BEST 45HZ EZ Series is an electronic keypad mortise lock with key override. The Sargent 8205 is a keyed single-cylinder mechanical body, which keeps access on a key system with no batteries, wiring, or programming to maintain.
22) Which mortise lock body compares to the Sargent 8205 if I want field reversible handing from another brand?
The BEST 45H Series is a heavy duty mortise lock body in a public entrance function with field reversible operation, and the Falcon MA101 is a Grade 1 heavy duty mortise passage lock, also field reversible. The Sargent 8205 body is field-reversible for handing as well, though it is ordered with a Left Hand or Right Hand selection. All three let one body cover either swing, which is what keeps a service truck or a facility parts crib from stocking two versions of the same lock.
23) Is an Emtek 3102 Memphis mortise entrance lockset an alternative to the Sargent 8205?
No. The Emtek 3102 Memphis is a dummy function mortise entrance lockset, as are the Emtek 3104 Hamilton and 3106 Manhattan. A dummy has no latch operation at all - it is fixed trim for an inactive leaf or a closet face. The Sargent 8205 is a keyed Office/Entry lock body with a working latch, so a dummy will not secure or even latch the opening. For a decorative inactive leaf next to an 8205-equipped active door, a dummy is the correct part; for the door that actually latches, it is not.
24) What Grade 1 mortise lock should I specify for a behavioral health or ligature-resistant opening instead of a standard lever lock?
The TownSteel MRX-L-01 is a Grade 1 heavy duty anti-ligature lever mortise lockset in stainless steel with a passage function for a 1-3/4 inch door, the MRX-A-01 is the same passage function with satin stainless ligature-resistant arch trim, and the Marks USA 5PDN is a Grade 1 hospital passage mortise push/pull paddleset that is ligature resistant and ADA compliant. The Sargent 8205 is a Grade 1 Office/Entry body carrying standard lever trim, which suits an office or tenant door but not a patient room where trim geometry is part of the specification.
25) Does a Kaba Ilco 185 mortise lock work in place of a Sargent 8205 office/entry body?
No. The Kaba Ilco 185 Series is a deadbolt function mortise lock supplied with no handing. A deadbolt throws a bolt but has no latch and no lever operation, so it cannot serve as the latching hardware on an office or entry door. The Sargent 8205 is an Office/Entry body with a latchbolt operated by the lever. A 185 can sit above an 8205 as separate auxiliary security, but it does not replace it.
26) What are the alternatives to the Sargent 8205 for a door thicker than 1-3/4 inch?
The Hager 3810E and 3810S 3800 Series Grade 1 passage mortise locks carry a 2-3/4 inch backset and a door thickness range of 1-3/4 to 2-1/2 inches, and the Baldwin 6310 covers 1-3/8 inch and over. The Sargent 8205 body is specified for 1-3/4 inch door thickness with a 2-3/4 inch backset. The Hager units match the 8205 on backset, so the mortise pocket location is the same, but they are passage function rather than keyed office/entry.
27) Which mortise lock takes a non-keyed office function if I do not need a cylinder on an office door?
The Hager 3850E is a Grade 1 office mortise lock with lever and escutcheon, non-keyed, on a 2-3/4 inch backset for doors 1-3/4 to 2-1/2 inches. It matches the Sargent 8205 backset of 2 3/4 inches, so the door prep lines up, but the 8205 is a keyed single-cylinder Office/Entry lock. If the office door is controlled from inside only and no key is wanted, the non-keyed office function removes the cylinder from the order.
28) What wired electrified mortise lock runs on the same 12V/24V power as a Sargent EcoFlex electromechanical body?
The BEST 45HW Series is a heavy duty wired electromechanical mortise lock with 12V/24V operation. The electromechanical Sargent 8200 body also runs 12 to 24VDC, so both drop onto the same class of access control power supply. The Sargent version uses EcoFlex technology to cut power draw, which matters when a single supply has to carry several openings on one run.
29) Can a medium duty mortise latch be used where a Sargent 8205 is specified?
The Codelocks CL2255 is an electronic tubular mortise latch rated medium duty in a brushed steel finish. The Sargent 8205 is a heavy duty Grade 1 body carrying an ANSI/BHMA A156.13 Series 1000 Operational Grade 1 certification. On a high-traffic commercial opening written to Grade 1, the medium duty latch is a different class of hardware; the CL2255 fits lighter-cycle doors where a code-entry latch is all the opening needs.
30) What is the difference between the Sargent 8205 and the BEST 45HCA intruder function lockbody?
The BEST 45HCA is a heavy duty mortise lockbody with an intruder function, which allows the door to be locked from inside the room without opening it. The Sargent 8205 is an Office/Entry function body, keyed from the outside and locked or unlocked by key rather than from within the room. For a classroom or office written to a lockdown-from-inside requirement, the intruder function is the one that satisfies it.
31) Is the Schlage L0170 half dummy trim a substitute for a Sargent 8205 mortise body?
No. The Schlage L0170 is half dummy trim, a Grade 1 non-keyed mortise lever lock for a 1-3/4 inch door in a dummy function, and the Falcon MESC600DT is dummy escutcheon lever trim for M9900 exit devices. Both are trim without a working latch. The Sargent 8205 is the lock body itself, containing the latchbolt and the keyed Office/Entry mechanism. Ordering dummy trim in place of the body leaves the door with a lever that turns and nothing that latches.
32) What card or RFID mortise lock pairs with an existing Grade 1 mechanical mortise standard?
The Dormakaba E-Plex E5086 is a Grade 1 entry/egress electronic pushbutton and card lock in a back to back mortise configuration, and the TownSteel FME-4000 is a Grade 1 heavy duty electronic intruder classroom mortise lockset with RFID for a 1-3/4 inch door. The Dormakaba Saffire LX-I-M002 is an electronic RFID mortise lockset with BLE mobile access at BHMA Grade 2. Matching the Sargent 8205 Grade 1 rating on the credentialed openings means the E5086 or FME-4000 rather than the Grade 2 Saffire.
33) Which mortise lock do I use for a bathroom or bedroom door that needs privacy with a deadbolt?
The Cal-Royal NM8440 is a heavy duty Grade 1 privacy mortise lockset with a deadbolt for a 1-3/4 inch door, and the Alarm Lock DL4500 is a Grade 1 electronic mortise deadbolt with 2,000 user codes and a privacy keypad for doors 1-5/8 to 1-7/8 inch. The Sargent 8205 is a keyed Office/Entry function, which is built for a door that has to be secured by key from a corridor, not for a room that needs to be held private from inside.
34) Which mortise lock is rated for an exterior door exposed to weather?
The Alarm Lock DL2700CR Trilogy T2 is a Grade 1 electronic mortise lock with a classroom function and a weatherproof design, fitting doors 1-5/8 to 1-7/8 inch. The Sargent 8205 is a Grade 1 heavy duty Office/Entry body used across commercial office, education, healthcare, retail, industrial, multi-tenant residential, and government buildings. On an outdoor gate house or a perimeter door taking direct weather, the weatherproof-designed unit is the one written into the spec.
35) Is a Marks USA 21AC ornamental iron mortise lock an option for a commercial entry?
The Marks USA 21AC is an entrance double cylinder Unilock ornamental iron mortise lock with a round knob for a 1 inch door thickness, and the 22AC is the same 1 inch door thickness in the 22 Series. Those are sized for ornamental iron and narrow gate stiles. The Sargent 8205 is built for a 1 3/4 inch door with a 2 3/4 inch backset, so the two serve completely different door constructions and neither preps into the other's opening.
36) Is the Accentra nexTouch NTM623 a like-for-like replacement for a Sargent 8205 body?
No. The Accentra NTM623-NR is a Grade 1 nexTouch Generation 3 mortise lock with a capacitive touchscreen keypad, no deadbolt, and cylinder override. It is a complete credentialed lockset with electronics and trim, not a bare mechanical body. The Sargent 8205 part is the mortise body alone, keyed single cylinder, with lever trim ordered separately. Swapping in the nexTouch replaces the whole assembly and the access method, not just the body inside the door.
37) Is there an installation template for prepping doors for the Sargent 8200 mortise lock?
Yes. Sargent publishes a 7800 and 8200 Series mortise lock installation template covering all sectional rose trims and escutcheon trims, which is what your carpenter or door shop needs to lay out the edge pocket and the through-bores for the trim. A full 7800/8200 mortise lock catalog is also available for function selection and trim options before you order.
38) If I want a battery mortise lock with no wiring and no battery changes, what compares to an electrified Sargent body?
The Dormakaba PowerPlex P2066 Series mortise lock is the self-powered option in that family. The electromechanical Sargent 8200 body runs on 12 to 24VDC from a supply, using EcoFlex technology to reduce power consumption. The choice is between pulling power to the opening once and maintaining a wired circuit, or standing the door up without a run to it.
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Does the Sargent 8205-03 come with a warranty?
Absolutely. The Sargent 8205-03 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
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