Accentra 8891FL Grade 1 Electr...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$1,476.83
$880.51

Accentra 8891FL Grade 1 Electric Mortise Lock with Augusta Lever - 24 Volt Commercial Security

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Model: AUR-8891FL-626-24V
From the 8800 Series Collection
$1,476.83
$880.51
Selected Finish is
Selected Rose/Escutcheon is
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$1,476.83
$880.51
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Accentra 8891FL Grade 1 Electric Mortise Lock with Augusta Lever - 24 Volt Commercial Security

Heavy-Duty Commercial Mortise Lock with Electric Operation

The Accentra 8891FL represents professional-grade security engineering with ANSI/BHMA Grade 1 certification for demanding commercial applications. This electric mortise lock features a reinforced stainless steel deadbolt, heavy-duty vandal-resistant trim, and 24-volt electric operation with field reversible handing for flexible installation. Designed for door thickness from 1-3/4" to 3-1/4" with standard 2-3/4" backset, this lock delivers uncompromising strength and durability with UL/cUL listing for 3-hour fire rated doors.

Professional Features & Benefits

  • Functions available for any industrial or commercial application
  • Field adjustable handing
  • Available in a variety of attractive trims and finishes
  • Status indicator options available to provide peace of mind on the locked/unlocked status of a door
  • Lever attached directly to escutcheon trim for added security (Specific to 8800 SL version)
  • Thrubolted security head screws offer added protection (Specific to 8800 SL version)
  • UL/cUL listed for 3-hour fire rated doors
  • Heavy-duty escutcheon trim for resistance against damage and vandalism
  • 10-year mechanical warranty
  • Certified ANSI/BHMA A156.13, Series 1000, Operational Grade 1 (8800FL with CN escutcheon & SL8800 meet Security Grade 1).

Installation & Operation

  1. Verify electrical requirements match available power supply. Confirm 24-volt capacity before proceeding with installation.
  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 field reversible handing per application requirements.
  6. Restore power and test all functions including normal operation, electric operation, and integration with connected access control 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 Accentra Quality?

Accentra 8800 Series mortise locks deliver professional-grade reliability with reinforced stainless steel deadbolt construction and heavy-duty vandal-resistant trim rated for ANSI/BHMA Grade 1 performance. The comprehensive 10-year mechanical warranty with 2-year electrified coverage demonstrates the manufacturer's confidence in long-term durability. Engineered for demanding commercial applications where dependable security and fire rating compliance are essential.

Manufacturer Resources

Product Specs

Series:
8800 Series
Subcategory:
Lever Locksets
Keyed Function:
Single Cylinder
Grade:
Grade 1
Product Group:
Mechanical Locks
Product Subgroup:
Mortise Locks and Trim
Product Type:
Mortise Lock
Keyed:
Yes
Commercial/Residential:
Commercial
Handle Type:
Lever
Lock Function:
Dormitory/Storeroom
Product Attribute:
Mortise Locks
Electronic:
Yes
Product Model:
8860
Collection:
8800 Series
Product Function:
Dormitory/Storeroom
Lever Design Name:
Augusta Lever
Product Category:
Mechanical Locks
Department:
Door Hardware

Accentra AUR-8891FL-626-24V – Frequently Asked Questions

1) What is the difference between fail safe and fail secure on the 8891FL electric mortise lock, and which do I need?
Fail safe and fail secure are both orderable on the 8891FL and the choice is about what happens when the 24 volt power drops. Fail safe unlocks the outside lever on power loss, which is what you use on stair re-entry and doors that must release under an alarm or power failure. Fail secure keeps the outside lever locked when power is cut, so key or credential access is still required, which is the usual pick for storerooms, IT closets and exterior openings. Both configurations are offered with either escutcheon or rose trim and with or without a cylinder. This is not field changeable, so it gets decided on the order.
2) Can I use the 8891FL on a 3 hour fire rated door?
Yes. The Accentra 8800 Series mortise lock is UL and cUL listed for 3 hour fire rated doors, and it is certified to ANSI/BHMA A156.13, Series 1000, Operational Grade 1. For a fire door you want the fail secure version, since a fail safe lock releases the outside lever when power drops.
3) Do I have to order the 8891FL handed, or can it be reversed in the field?
No handing to specify. The 8800 Series lock body has field adjustable handing, so one part number covers left and right hand openings and a locksmith can flip it on site. That is useful for a property manager stocking spares across a building instead of carrying both hands.
4) What does the dormitory/storeroom function on the Accentra 8891FL actually do at the door?
Dormitory/storeroom function means the outside lever is always locked and requires the key or the electric release to enter, while the inside lever always retracts the latch for free egress. There is a reinforced stainless steel deadbolt in the body as well. On the 8891FL the electric side layers onto that: energize or de-energize the 24 volt input, depending on whether you ordered fail safe or fail secure, and the outside lever is controlled from your access control system.
5) Should I order the 8891FL with a cylinder or less cylinder?
Both ways are stocked. Take the conventional cylinder in the PARA-E1R keyway if you want the lock keyed and ready to hang. Order less cylinder if the building is already on a master key system and your locksmith will fit your own conventional mortise cylinder, which is the normal choice for institutional and MRO work where every opening keys back to one system. It is a single cylinder keyed function either way.
6) What voltage power supply do I need for the 8891FL electric mortise lock?
24 volt. Size the supply and the wire run for 24V before rough-in, and confirm your access control panel or power supply can deliver it. If your existing hardware is on 12V, a comparable that runs either way is the BEST 45HW Series wired electromechanical mortise lock, which we carry with 12V/24V operation.
7) What is the closest electric mortise lock to the Accentra 8891FL from another brand?
The nearest wired equivalents we carry are the Schlage L9092EU electric mortise lock with the 03A lever, keyed outside with request-to-exit, rated 12/24VDC for 1-3/4 inch doors, and the Command Access ML190 Series motorized mortise lock, a heavy-duty storeroom function unit with field selectable EL/EU operation on 24VDC. The Command Access unit is the one to look at if you want fail safe versus fail secure selectable in the field rather than fixed at order time, since the 8891FL is built one way or the other. The BEST 45HW Series wired electromechanical mortise lock is the other heavy duty wired option.
8) I need a mortise lock for a 1-5/8 inch door - will the 8891FL fit?
The Accentra 8891FL is built for door thickness from 1-3/4 inch to 3-1/4 inch, so a 1-5/8 inch door falls below its range. The Alarm Lock DL2700CR is a Grade 1 electronic mortise lock with classroom function and weatherproof design for a 1-5/8 to 1-7/8 inch door, and the DL3500CR covers the same 1-5/8 to 1-7/8 inch range with 300 user codes. Both are standalone keypad locks rather than 24 volt wired locks, so the credential handling is different even though the thickness works.
9) What is the closest electrified mortise lock to the Accentra 8891FL if the 8800 Series is not an option?
The BEST 45HW is the nearest wired equivalent: it is a heavy duty wired electromechanical mortise lock offered in 12V/24V operation, matching the 24 volt supply the Accentra 8891FL runs on. Both are wired locks that take power at the door rather than batteries, so the same power transfer hinge and access control panel serve either one. The Accentra 8891FL carries a Grade 1 rating and a Dormitory/Storeroom function with the Augusta lever; the BEST 45HW is specified by duty level rather than a stated function, so the function code is chosen when the lockbody is ordered.
10) Which electrified mortise lock should I use if I need to pick fail safe or fail secure in the field instead of at order time?
The Command Access ML190 is a motorized mortise lock with field selectable EL/EU operation on 24VDC power, so the electric latch retraction or electric unlock mode is set during installation. The Accentra 8891FL is ordered as either Fail Safe or Fail Secure, so the mode is fixed by the part chosen. Both run on 24 volts, and the Command Access ML190 is a heavy-duty lock with a Storeroom function, against the Dormitory/Storeroom function of the Accentra 8891FL.
11) What do I use instead of the 8891FL on an opening with no power at the door?
For a mechanical storeroom opening, 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, and the Corbin Russwin ML2003 is a Grade 1 mortise classroom lockset, also 1-3/4 inch. Both are key-operated only and need no wiring, power supply, or power transfer hinge. The Accentra 8891FL is an electric lock and needs a 24 volt supply run to the door, so on an opening with no power one of the mechanical lockbodies is the working substitute.
12) I need a Grade 1 mortise lock for a behavioral health room - does the 8891FL work there?
The 8891FL uses the Augusta lever, a conventional lever trim. For a ligature resistant opening, 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 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 in satin stainless steel. Those trims are shaped so nothing can be looped over them, which a standard lever is not.
13) Is a Baldwin 6310 mortise lock body a drop-in for an Accentra 8891FL pocket?
No. The Baldwin 6310 entry/storeroom mortise lock body and the 6301 entry/apartment body use a 2-1/2 inch backset, while the Accentra 8891FL uses a standard 2-3/4 inch backset. That quarter inch moves the cylinder and lever centerline relative to the door edge, so the face prep and cross-bores will not line up. The Baldwin bodies also fit a 1-3/8 inch and over or 1-3/4 inch and over door and are mechanical, against the 24 volt electric operation of the 8891FL.
14) I have a glass storefront door - can the 8891FL go in it?
No. The Accentra 8891FL is designed for door thickness from 1-3/4 inch to 3-1/4 inch with a 2-3/4 inch backset, which is a hollow metal or wood door prep, not an aluminum stile. For narrow stile aluminum, the Alarm Lock DL1300NW is a Trilogy Networx wireless electronic mortise lock with keypad made for Adams Rite deadlatches, the Dormakaba E-Plex 2066 is a wide stile electronic pushbutton keyless mortise lock, and the Kaba Ilco BR Series is a glass door bottom rail lock.
15) Escutcheon or rose trim on the Accentra 8800 mortise lock, which should I specify?
Both are available with the Augusta lever in 626 satin chrome. The CN escutcheon is the heavy-duty vandal-resistant plate, and it is the version that carries Security Grade 1 in addition to Operational Grade 1, so it is the pick for schools, dorms, and any opening that takes abuse. Rose trim is the smaller, cleaner look for offices and lower-traffic interiors where the extra plate is not needed.
16) What is the difference between a wired electric mortise lock like the 8891FL and a standalone keypad mortise lock?
The 8891FL is a wired lock: it has no keypad and no onboard credential reader, so it needs power run to the door and a card reader, panel, or button somewhere upstream to control it. That is what you want when the building already has access control and you need the door on the system. If there is no wiring and no panel, a standalone lock makes more sense, like the Alarm Lock DL3500CR Trilogy, a Grade 1 electronic mortise lock with 300 user codes and classroom function, or the Schlage CO-100 standalone electronic mortise lock with keypad reader. For a wireless lock that still reports to a system, the Schlage LEMD-GRW ENGAGE Series is a Grade 1 wireless mortise lock with a 125kHz proximity reader.
17) I need a mortise lock for a thick door but I do not have power at the opening. What should I use instead of the 8891FL?
Skip the electric version, it is useless without 24V at the door. Mechanical Grade 1 mortise locksets that cover the same kind of opening include the Cal-Royal NM8080 storeroom lockset with interchangeable core option and the Cal-Royal NM8070 classroom lockset, both Grade 1 for 1-3/4 inch doors, or the Corbin Russwin ML2003 Grade 1 mortise classroom lockset. Note those peers are rated at 1-3/4 inches, so if your door is thicker than that the 8891FL's 1-3/4 to 3-1/4 inch range is the one that actually covers it.
18) Will the 8891FL hold up on a high traffic dorm or school corridor door?
That is what it is built for. Certified ANSI/BHMA A156.13, Series 1000, Operational Grade 1, with a reinforced stainless steel deadbolt and heavy-duty vandal-resistant escutcheon trim. In the SL8800 and 8800FL-with-CN-escutcheon configurations it also meets Security Grade 1, and those versions attach the lever directly to the escutcheon and use thrubolted security head screws so the trim cannot be pulled off the door.
19) Which mortise lock should I specify if the opening needs wireless access control rather than a wired connection?
The Schlage Electronics LEMD-GRW is a Grade 1 ENGAGE Series wireless mortise lock with a 125kHz proximity reader, mobile enabled, with Greenwich trim and a 3 hour fire rating. The TownSteel FME-2000 is a Grade 1 heavy duty mortise lockset with RFID technology in a classroom function for a 1-3/4 inch door. Neither needs low voltage wire pulled to the frame. The Accentra 8891FL is a wired 24 volt lock and is the choice when conduit and a power supply already serve the opening.
20) What is the difference between the 8891FL and a Sargent 7925 dormitory mortise lock?
The Sargent 7925 is a heavy duty Grade 1 dormitory exit function mortise lock with rose trim and a single cylinder deadbolt from the 7900 Series. The Accentra 8891FL is also Grade 1 with a Dormitory/Storeroom function and a single cylinder, and it is available with either rose or escutcheon trim. The dividing line is electrification: the 8891FL is an electric lock built for 24 volt operation, while the Sargent 7925 is a mechanical lockbody. On a dormitory corridor door with no access control tie-in, the 7925 covers the function; where the door must be released or secured by a panel, the 8891FL does.
21) Does the Dormakaba E-Plex E5086 do the same job as an Accentra 8891FL?
Both are Grade 1 mortise locks, but they answer to different systems. The Dormakaba E-Plex E5086 is an entry/egress electronic pushbutton and card lock in a back to back mortise configuration, carrying its credentials at the door. The Accentra 8891FL takes its command from a 24 volt supply and the access control system, and is ordered as Fail Safe or Fail Secure to set what happens when that power drops. On a door where both sides need a code or card and there is no head-end system, the E5086 stands alone; on a door tied to a panel, the 8891FL is the one wired into it.
22) Is a mortise deadbolt an alternative to the 8891FL for securing a door?
A deadbolt secures but does not latch, so it is a different device. The Sargent 4874 is a double cylinder mortise deadbolt with a 2-3/4 inch backset and the Kaba Ilco 185 Series is a no-handing mortise deadbolt. Neither carries a lever or a latchbolt, so the door will not stay closed on its own and there is no lever egress. The Accentra 8891FL is a lever lockset with the Augusta lever in a Dormitory/Storeroom function and a reinforced stainless steel deadbolt in the same lockbody. If the opening needs both latching and a bolt from one mortise pocket, the deadbolt-only bodies do not substitute.
23) Does an Emtek mortise entrance lockset substitute for the Accentra 8891FL?
No. The Emtek 3102 Memphis, 3104 Hamilton, 3106 Manhattan and 3019 Brisbane are all dummy function mortise entrance locksets, meaning the trim is fixed and there is no working latch, cylinder, or bolt behind it. The same is true of the Schlage L0170, a half dummy trim, and the Falcon MESC600DT dummy escutcheon lever trim. The Accentra 8891FL is a keyed, Grade 1 electric lockset with a working deadbolt. A dummy is used on an inactive leaf for appearance only and secures nothing.
24) Can I use the Schlage PC10 in place of a mortise lock on the same door?
The Schlage PC10 is a Grade 1 passage cylindrical lock with rose, non-keyed, for a 1-3/4 inch door. It is a cylindrical lock, so it fits a bored hole through the door face rather than a mortise pocket cut into the door edge. The Accentra 8891FL is a mortise lock. Swapping between the two means changing the door prep entirely, not just the hardware. If the door is already prepped for a mortise pocket and only needs a non-keyed latch, the Schlage PM010 Grade 1 passage latch mortise lock keeps the mortise prep.
25) Is there an electronic mortise lock that does not need a power supply or battery changes at the door?
The Dormakaba PowerPlex P2066 Series mortise lock is self-powered from the door hardware itself, so it needs neither a low voltage run nor routine battery replacement. The Accentra 8891FL is a 24 volt electric lock and requires the electrical capacity confirmed before installation. On a remote gate house or an outbuilding where pulling wire is not practical, the PowerPlex is the alternative; where a panel already controls the opening, the 8891FL stays tied to it.
26) Which mortise lock supports mobile credentials on a resident or office door?
The Schlage Electronics LEBMB-ADD is a mobile-enabled mortise lock with push button and LED covering privacy, office and apartment functions, Grade 2, with a 3 hour fire rating 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. The Accentra 8891FL is a Grade 1 lock and is UL/cUL listed for 3-hour fire rated doors, driven by a wired 24 volt connection rather than a phone credential. Where the spec calls for Grade 1 on the mortise lock, the two mobile locks above are Grade 2.
27) Can I tell whether the door is locked from outside the room with the Accentra 8800 lock?
Status indicator options are offered in the 8800 Series to show locked or unlocked state at the door, which is what schools and healthcare facilities specify for lockdown confirmation. It gets specified when you order rather than added later. Among comparable indicator locks we carry, the Marks USA LA318GJ is a Grade 1 classroom security indicator mortise lockset with an ANSI strike and a steel escutcheon measuring 8-1/2 x 2-3/4 x 7/16 inches.
28) What mechanical mortise lock matches the 8891FL for standardizing the rest of a building?
For non-electrified openings in the same facility, the Cal-Royal line runs the common functions at Grade 1 on a 1-3/4 inch door: NM8050 office/entrance with auxiliary deadlatch, NM8070 classroom with auxiliary deadlatch, NM8080 storeroom with interchangeable core option, and NM8440 privacy with deadbolt. The Accentra 8891FL is Grade 1 in a Dormitory/Storeroom function, so the storeroom NM8080 is the nearest function match among them. Keeping one Grade 1 mortise family on the mechanical doors and the 8891FL on the access controlled doors gives the building consistent prep and one grade throughout.
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