Sargent RX-28-10G70-LB Fail Safe Cylindrical Electromechanical Lock - Request to Exit, LA Keyway, L Rose, B Lever, US26D/626 Satin Chrome Finish, Grade 1


Voltage Option: 12V AC/DC
Sale price$797.34/ea
Available (2 Weeks)
2 Weeks Lead Time

The Sargent RX-28-10G70-LB from Sargent's 10 Line locks is a Grade 1 Heavy Duty, Electromechanical Cylindrical Lever Lock for Fail-Safe Function. The RX-28-10G70 is Request to Exit, L Rose, B Lever, 12V or 24V AC/DC voltage, has a 2-3/4" backset, 4-7/8" strike, Conventional Cylinder, and comes in a satin chrome finish.

10G70 Functions

Sargent RX-28-10G70-LB-12V-US26D Features:

  • 10G70 Electromechanical (Fail Safe)
    - Power on 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 70-Electromechanical Fail Safe
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
Amp Draw 500mA
Switch Type RX
Product Type Electric Cylindrical Lock

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