Corbin Russwin ML20932 Grade 1...
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$1,817.89
$1,063.05

Corbin Russwin ML20932 Grade 1 Double Cylinder, Both Grips Lock, Mortise Electrified Lever Lockset, RW-Regis (Wrought) Lever

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Model: ML20932-RWA-626-SAF
From the ML2000 Series Collection
$1,817.89
$1,063.05
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In Stock (leaves warehouse same day if ordered before 3pm ET)

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$1,063.05
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Corbin Russwin ML20932-RW Double Cylinder Mortise Electrified Lever Lockset with Fail Safe/Fail Secure Function and RW Regis Wrought Lever

ANSI/BHMA Grade 1 Electrified Mortise Lockset for High-Traffic Commercial Applications

The Corbin Russwin ML20932-RW is a Double Cylinder, Both Grips Lock, Mortise Electrified Lever Lockset featuring the RW Regis (Wrought) lever design from the ML2000 Series. Engineered to meet ANSI/BHMA A156.13 Series 1000 Operational and Security Grade 1 requirements, this lockset is constructed of heavy-gauge steel and supports both Fail Safe (SAF) and Fail Secure (SEC) operating modes for versatile access control integration. Compatible with door thicknesses from 1-3/8" to 4" and a standard backset of 2-3/4", it is UL listed, UL10c compliant, and rated for use on fire doors up to and including 3-hour fire ratings. The lockset utilizes EcoFlex® technology on all electromechanical functions, delivering up to 89% energy savings, and features Motorized Electric Latch Retraction (MELR) with latchbolt retraction in ½ second with applied power.

Professional Features & Benefits

  • ANSI/BHMA Grade 1 mortise lock per A156.13 Series 1000, Operational and Security Grade 1
  • UL Cycle above and beyond: 14.5 Million Cycles (Verification ID: V875753)
  • Patented Quick Reversible latchbolt — reverse handing without disassembling the lock case
  • Multi-function capability: 12 functions configurable from one ML2054 lockbody
  • Heavy-gauge steel lockcase 5-7/8" x 4" x 15/16"; 1" stainless steel deadbolt, 1" throw
  • 3/4" (19mm) throw anti-friction two-piece latchbolt requires less force to close
  • Wide variety of trim designs including Muséo®, Vineyard™, Behavioral Health (BHSS/BLSS)
  • Status indicator options for locked/unlocked visibility (sectional and escutcheon trim)
  • Motorized Electric Latch Retraction (MELR) available for ML20900 series
  • Thru-bolted trim designs for proper alignment and increased security
  • Can be used with new or existing Corbin Russwin key systems; accepts most other manufacturers' cylinders
  • UL/cUL listed, UL10C positive pressure; 3-hour fire door up to 4' x 10' single or 8' x 10' pair
  • Ten-year mechanical warranty; five-year MELR; two-year electrical

Technical Specifications

  • Grade: ANSI/BHMA A156.13 Series 1000, Operational and Security Grade 1
  • Handing: Handed; quick reversible — re-handed without disassembling the lock case
  • Door Thickness: 1-3/4" (44mm) standard; optional thicknesses available
  • Backset: 2-3/4" (70mm)
  • Lockcase: Heavy-gauge steel, 5-7/8" (149mm) x 4" (102mm) x 15/16" (24mm)
  • Armored Front: Wrought brass, bronze, or stainless steel, 8" x 1-1/4"
  • Latchbolt: 2-piece mechanical with anti-friction insert, 5/8" x 1" x 3/4" (19mm) throw
  • Auxiliary Latchbolt: 9/16" (14mm) effective throw; deadlocking
  • Deadbolt: One-piece stainless steel, 19/32" x 1-1/4" x 1" (25mm) throw
  • Strike: Wrought brass, bronze, or stainless steel, ANSI straight lip, 4-7/8" x 1-1/4" x 1-1/8" lip to center
  • Cylinder: Brass, 6-pin L4 keyway, 0-bitted standard
  • Spacing: C. to c. knob/lever to cylinder: 3-5/8" (92mm); knob/lever to thumbturn: 2-7/16" (62mm)
  • Certifications: ANSI/BHMA A156.13 Grade 1; UL/cUL UL10C 3-hour positive pressure; ADA A117.1; California State Fire Marshal; Windstorm/Hurricane certified
  • Warranty: Ten-year mechanical; five-year MELR; two-year electrical

Professional Applications

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

Why Choose Corbin Russwin Quality?

Corbin Russwin ML2000 Series mortise locksets are built to ANSI/BHMA A156.13 Series 1000 Operational and Security Grade 1 standards using heavy-gauge steel construction, far exceeding Grade 1 requirements for durability and longevity in high-traffic, abusive environments. The ML20932-RW is UL listed, UL10c compliant, ADA compliant, ASTM E330 certified, CAL FIRE certified (3775-1305:0130), Florida Building Code Windstorm Certified, and rated for fire doors up to and including 3-hour fire ratings, backed by a ten year mechanical warranty, five-year MELR warranty, and two-year electrical warranty. Engineered for demanding commercial applications where dependable electrified performance and access control integration are essential.

Product Specs

Subcategory:
Mortise Locks
Product Group:
Mechanical Locks
Series:
ML2000 Series
Standard Latch:
3/4" Latchbolt
Standard Strike:
ANSI-Straight Lip,1-1/8" (29mm) Lip to Center
Product Subgroup:
Mortise Lockset
Product Type:
Mortise Locks
Commercial/Residential:
Commercial
Lock Type:
Mortise
Lock Function:
Fail Safe/Fail Secure
Product Model:
ML20906
Collection:
ML2000 Series
Product Function:
Fail Safe/Fail Secure
Door Hand Direction:
Field Reversible
Door Thickness Range:
1-3/4"
Product Substrate:
Steel
Product Category:
Mechanical Locks
Backset (Distance):
2-3/4"
Department:
Door Hardware

Corbin Russwin ML20932-RWA-626-SAF – Frequently Asked Questions

1) Do I have to order fail safe and fail secure separately on the Corbin Russwin ML20932?
You pick one at order time. The ML20932 is built either Fail Safe or Fail Secure, and that choice is a separate ordering option, so decide before you buy: fail safe unlocks when power drops (typical on egress paths tied to fire alarm release), fail secure stays locked when power drops (typical on stairwells and secured storage where key or mechanical egress from inside is the fallback).
2) Will the ML20932 mortise lockset fit a standard 1-3/4 inch commercial door with a 2-3/4 inch backset?
Yes. The ML20932 is built for 1-3/4 inch doors as standard with a 2-3/4 inch backset, which is the normal commercial mortise prep. Optional door thicknesses are available if your door is heavier than standard. The lockcase is heavy-gauge steel at 5-7/8 x 4 x 15/16 inches, and the armored front measures 8 x 1-1/4 inches, so your existing mortise pocket and edge prep need to match those.
3) Can I use the ML20932 on a 3-hour fire rated door?
Yes. It is UL/cUL listed and UL10C positive pressure rated for fire doors up to and including 3-hour ratings, covering single doors to 4 ft by 10 ft and pairs to 8 ft by 10 ft. It also meets ANSI/BHMA A156.13 Series 1000 Operational and Security Grade 1, ADA A117.1, California State Fire Marshal listing, and Florida Building Code windstorm certification.
4) Will the ML20932 latch into my existing ANSI mortise strike?
It should. The lock ships with a wrought ANSI straight lip strike, 4-7/8 x 1-1/4 inches with 1-1/8 inch lip to center, and the two-piece anti-friction latchbolt throws 3/4 inch (19mm). The auxiliary deadlocking latch has a 9/16 inch effective throw and the stainless deadbolt throws 1 inch, so your frame prep needs depth for a 1 inch deadbolt as well as the latch.
5) Can I key the ML20932 into my existing Corbin Russwin master key system, or order it without cylinders?
Both are possible. Keying choices are a 6-pin conventional cylinder in the L4 keyway, an L4 keyway build, a 6-pin interchangeable core housing supplied less core, or less cylinder entirely if your locksmith is supplying them. Conventional cylinders are brass, 6-pin L4, 0-bitted as standard, and the lock works with new or existing Corbin Russwin key systems and accepts most other manufacturers' cylinders.
6) Can a standalone electronic mortise lock replace the ML20932 where there is no access control wiring?
The Corbin Russwin ML20932 is a wired electrified lockset whose latch retraction depends on applied power from an access control system. Where no wiring exists, standalone keypad and credential locks do the work at the door: the Alarm Lock DL3500CR is a Grade 1 electronic mortise lock with 300 user codes and classroom function for 1-5/8 to 1-7/8 inch doors, the Schlage CO-100-MS-40-KP is a Grade 1 heavy duty standalone electronic mortise lock with keypad reader in privacy function for 1-3/4 inch doors, and the BEST 45HZ EZ Series is an electronic keypad mortise lock with key override. Note these are credential-at-the-door products, not remotely released locks.
7) If I do not need an electrified lock, what mechanical mortise lockset should I use instead of the ML20932?
The Corbin Russwin ML20932 is an electrified mortise lockset requiring power for its Fail Safe or Fail Secure operation. For a purely mechanical opening, the Accentra 8805FL is a Grade 1 storeroom mortise lock from the 8800 Series, the Cal-Royal NM8080 is a Grade 1 storeroom mortise lockset with an interchangeable core option for 1-3/4 inch doors, and the Sargent 7925 is a Grade 1 heavy duty corridor/dormitory function mortise lock with rose trim and a single cylinder deadbolt.
8) What is the closest electrified mortise lock to the Corbin Russwin ML20932 from another manufacturer?
The Corbin Russwin ML20932 is a Grade 1 electrified mortise lockset offering both Fail Safe and Fail Secure operation with request-to-exit monitoring optional. The closest wired alternatives are the Schlage L9092EU with 03A lever, a heavy duty mortise lock with electric lock/unlock outside lever, keyed outside and request-to-exit switch running on 12/24VDC, and the Command Access ML19092-M motorized mortise lock with field selectable EL/EU operation on 24VDC in a storeroom function. The BEST 45HW wired electromechanical mortise lock is another heavy duty option built for 12V/24V operation.
9) Will the ML20932 work on a 1-5/8 inch door, and what fits if not?
The Corbin Russwin ML20932 is built for 1-3/4 inch doors as standard with a 2-3/4 inch backset, and the ML2000 Series supports thicknesses from 1-3/8 inch to 4 inch. For thinner leaves, the Alarm Lock DL2700CR classroom function electronic mortise lock is specified for 1-5/8 inch to 1-7/8 inch doors, as are the DL3500CR and the DL4500 electronic mortise deadbolt. Ornamental iron stiles are a different problem entirely: the Marks USA 21AC and 22AC entrance double cylinder mortise locks are listed for 1 inch thickness.
10) What mortise products look like a substitute for the ML20932 but will not actually secure the opening?
The Corbin Russwin ML20932 is a double cylinder, both grips electrified mortise lockset with a 3/4 inch latchbolt and ANSI straight lip strike. Several mortise items with similar names do not lock at all: the Schlage L0170 is a Grade 1 half dummy trim with no keyed function, the Falcon MESC600DT is a dummy escutcheon lever trim for M9900 exit devices, and the Emtek 3019 Brisbane, 3102 Memphis, 3104 Hamilton and 3106 Manhattan mortise entrance locksets are dummy function. Passage-only bodies such as the Schlage PM010 and Hager 3810S are latch-only with no key. The Sargent 130KB and 130W are mortise thumbturns, trim pieces rather than lock bodies.
11) What does double cylinder both grips lock mean on the ML20932, and when would I spec it?
Both grips are locked and released by key from either side, with a cylinder in each face, so neither lever gives free passage until it is unlocked or the latch is retracted electrically. That is why it is a double cylinder function. Practically, it suits openings where you control entry and exit from both directions, such as secured corridors, equipment rooms, and tenant separation doors. If you need free egress from the inside at all times, this is the wrong function and a corridor or storeroom style lock is the right one.
12) Do I need to order the ML20932 handed, or can it be reversed in the field?
Order it and re-hand it on site. The latchbolt is Corbin Russwin's patented Quick Reversible design, so handing changes without opening the lock case. Trim handing still has to suit the opening, but the lock body itself is field reversible.
13) What trim and finishes can I get so the ML20932 matches the rest of my openings?
Lever style is RW Regis wrought. Trim comes as an A rose or as M or N escutcheon, and finishes are 626 satin chrome or 630 satin stainless steel. Cylinder-to-lever spacing is 3-5/8 inches center to center, and lever to thumbturn is 2-7/16 inches, which is what you check against escutcheon cut-outs on doors you are matching. Trim is thru-bolted for alignment.
14) How durable is this lock for a high traffic entrance?
Heavy-gauge steel construction, tested to 14.5 million cycles under UL verification ID V875753, well past the ANSI/BHMA A156.13 Series 1000 Grade 1 requirement. That is the reason it gets specified on office, healthcare, school, and government entries rather than a lighter cylindrical lock.
15) What are my alternatives to the ML20932 if I need an electrified mortise lock?
Two close options in the same category: the BEST 45HW wired electromechanical mortise lock, a heavy duty body offered with 12V and 24V operation, and the Command Access ML190 Series motorized mortise lock, heavy-duty with field selectable electrically locked or unlocked operation on 24VDC and a storeroom function. The Schlage L9092EU with 03A trim is another wired mortise option, keyed outside with request-to-exit and 12/24VDC on 1-3/4 inch doors. The ML20932 differs in being double cylinder both grips locked with motorized latch retraction, so if you want free egress or a single keyed side, those peers may suit the opening better.
16) I need wireless access control on a mortise door rather than the wired ML20932 - what are my options?
The Corbin Russwin ML20932 is a wired electrified mortise lockset with Fail Safe and Fail Secure operation. For networked or wireless control instead, the Schlage Electronics LEMD-GRW is a Grade 1 ENGAGE Series wireless mortise lock with a 125kHz proximity reader and mobile-enabled deadbolt with LED on Greenwich trim, rated for 3 hour fire doors, and the Alarm Lock DL1300NW Trilogy Networx is a wireless electronic mortise lock with keypad built for Adams Rite deadlatches. The TownSteel FME-2000 is a Grade 1 heavy duty classroom mortise lockset with RFID technology for 1-3/4 inch doors.
17) For a behavioral health or ligature resistant opening, what should I specify instead of the ML20932?
The Corbin Russwin ML20932 uses standard RW Regis wrought lever trim on a Grade 1 mortise body. For ligature resistant openings, the TownSteel MRX-L-01 is a Grade 1 heavy duty anti-ligature lever mortise lockset in passage function for 1-3/4 inch doors, 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 in satin stainless steel.
18) Is a mortise lock body alone an alternative to the ML20932 lockset?
The Corbin Russwin ML20932 ships as a complete electrified lockset with RW Regis lever trim, rose or escutcheon, and cylinder or less-cylinder keying options. Lock bodies sold without trim are a different purchase: the BEST 45HCAC is a heavy duty mortise lock body in public entrance function that is field reversible, the 45HCAINL is a heavy duty mortise lockbody with intruder function, and the Baldwin 6301 and 6310 are 2-1/2 inch backset mortise lock bodies in entrance/apartment and entrance/storeroom functions. Those require trim to be specified separately, and the Baldwin bodies use a 2-1/2 inch backset rather than the 2-3/4 inch backset of the ML20932.
19) What is a Grade 1 alternative to the ML20932 for a classroom security opening?
The Corbin Russwin ML20932 is a double cylinder both-grips electrified lockset, not a classroom security function. For classroom lockdown, the Cal-Royal NM8070 is a Grade 1 classroom mortise lockset with auxiliary deadlatch for 1-3/4 inch doors, the Marks USA LA318GJ is a Grade 1 classroom security indicator mortise lockset with ANSI strike and a steel escutcheon measuring 8-1/2 inch by 2-3/4 inch by 7/16 inch for 1-3/4 inch doors, and the TownSteel FME-4000 is a Grade 1 heavy duty electronic intruder classroom mortise lockset with RFID.
20) Is the Dormakaba E-Plex E5086 an equivalent to the ML20932 for a back-to-back credential opening?
Both are Grade 1 mortise products, and both address doors that need control from each side - the Corbin Russwin ML20932 is a double cylinder, both grips lock in Fail Safe or Fail Secure operation, while the Dormakaba E-Plex E5086 is a Grade 1 entry/egress electronic pushbutton and card back-to-back mortise lock from the 5X86 Series. The difference is where the credential lives: the ML20932 takes its release from a connected access control system, while the E5086 reads pushbutton codes and cards at the door itself.
21) Can I standardize a building on one ML2000 lock body and change functions later?
That is how the series is built. Twelve functions are configurable from a single ML2054 lockbody, so a facility can stock one body and set it to the function each opening needs. Trim ranges across Museo, Vineyard, and Behavioral Health BHSS/BLSS designs, and status indicator options for locked/unlocked visibility are available on sectional and escutcheon trim.
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Does the Corbin Russwin ML20932-RWA-626-SAF come with a warranty?
Absolutely. The Corbin Russwin ML20932-RWA-626-SAF is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
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