Sargent RX-28-70-10G71-LB Fail Secure Cylindrical Electromechanical Lock - Request to Exit, SFIC Less Core, L Rose, B Lever, Grade 1, Satin Chrome Finish

Brand: SARGENTSKU: RX287010G71LB12VUS26D

Voltage Option: 12V AC/DC
Sale price$836.68/ea
Available (1‑2 Weeks)
1-2 Weeks Lead Time

The Sargent RX-28-70-10G71-LB is a Grade 1 Heavy Duty Electromechanical Cylindrical Lever Lock with Fail-Secure Function and Request to Exit feature. The 70 option means it comes prepped for an SFIC Core, features an L Rose, B Lever, and supports 12V or 24V AC/DC voltage.

10G70 Functions

Sargent RX-28-10G71 Features:

10G71 Electromechanical (Fail Secure)

  • Power off, locks outside lever
  • Inside lever is always free
  • Latchbolt retracted by key outside when locked electrically
  • Guardbolt deadlocks latch bolt

NOTE: Must specify the hand of the door for this function

  • For doors -1-3/4" thick adjusts to 2"
  • Backset-2-3/4"
  • Strike- 4-7/8" ANSI A-115.2 Curved Lip Strike with 1-1/4" curved lip
  • Latch-2-1/4" x 1-1/8" front, Stainless steel 1/2" throw
  • Door Prep 161 Modified with 2 thru-bolt holes. (2-1/8" cross-bore with a 2-3/4" backset, and a 1" edge-bore with a mortise 1-1/8" wide and 2-1/4" high)

RX- Monitoring of Inside Lever

  • Patent Pending design
  • Non-Contact Switch
  • Bidirectional lever rotation
  • Non-handed design
  • Internal switch offers N/O & N/C
  • Modular wire harness with ElectroLynx ® 8-pin connector
  • Available functions: 04, 05, 15, 37, 70 & 71




Grade 1



Unit of Measure


Base Material

Brass or Bronze

BAA Qualified


Limited Warranty

7 Years

Fire Rated

3 Hours {A}



Finish Description

Satin Chrome


Function 71-Electromechanical Fail Secure
Rose/Escutcheon Design L - Rose
Cylinder Type Conventional Cylinder, LFIC, SFIC
Num Pins 6
Key(s) Included w/ Standard Cylinder
Number of Keys 2
Hand Non Handed
Door Thickness 1-3/4" to 2"
Latch Number 10-3192
Latch Type Dead Latch (Guarded)
Latch Backset Dim 2-3/4"
Lock Face Size 2-1/4" X 1-1/8"
Bolt Projection 1/2"
Strike Number 808
Strike Type ASA
Strike Height 4-7/8"
Strike Width 1-1/4"
Screws Combination
Power Hard Wired
Operating Voltage 12VDC or 24VDC
Amp Draw 500mA
Switch Type RX
Product Type Electric Cylindrical Lock

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