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Sargent RX-8270-12V Lock Body Only Electro Mechanical Fail Safe Function, Single Cylinder, Request to Exit, 12VDC, Grade 1, Feild Reversible
The Sargent RX-8270-12V Lock Body Only Electro Mechanical Fail Safe Function, Single Cylinder, Request to Exit, 12VDC, Grade 1, Feild Reversible is built for commercial openings that need dependable electrified locking with exit signaling and field-adjustable handing. This lock body only configuration uses the RX-8270 function with electro mechanical fail safe operation, a single cylinder setup, built-in request to exit capability, and 12VDC power requirements. Designed within the Sargent 8200 Series platform, it delivers Grade 1 performance for demanding applications while allowing feild reversible handing to simplify installation and inventory management.
Features
Lock body only configuration supports replacement, retrofit, or system-specific trim and cylinder setups.
RX-8270 electro mechanical fail safe function unlocks when power is interrupted for life-safety oriented applications.
Single cylinder operation provides keyed access from one side with coordinated egress hardware on the opposite side.
Request to Exit monitoring supports access control and door management systems.
12VDC operation matches low-voltage electrified hardware requirements.
Grade 1 construction is designed for heavy-duty commercial use.
Feild reversible handing allows the lock body to be adjusted for door handing in the field.
Functional Details
This electro mechanical fail safe lock body is intended for openings where the locked side must release upon loss of power. The RX request to exit feature provides a signal indicating egress activity, making it useful for access control, alarm interface, and monitored door applications. As a single cylinder function, it is configured for keyed control on one side while maintaining the operational characteristics of the RX-8270 electrified mortise lock body.
70 function — Power ON, locks outside lever
Specify voltage: 12VDC or 24VDC (operates from 12-24VDC)
Key outside retracts latchbolt
Lever outside retracts latchbolt, except when locked
Lever outside can only be locked electronically
Lever inside always retracts latchbolt
Auxiliary deadlatch
Included Components
This product is supplied as a lock body only. Trim, cylinder, strike, and other door hardware components are selected separately according to the opening requirements.
Manufacturer |
Sargent |
Series |
8200 Series |
SKU |
RX-8270-12V |
Product Type |
Lock Body Only Electro Mechanical Mortise Lock |
Function |
RX-8270 |
Electrical Function |
Fail Safe |
Cylinder Type |
Single Cylinder |
Monitoring |
Request to Exit |
Voltage |
12VDC |
Grade |
Grade 1 |
Handing |
Feild Reversible |
ANSI Number |
F04 |
UL Listing Type |
UL-cUL listed for all functions up to 3 hours |
BAA Qualified |
Yes |
Limited Warranty |
10 Year Limited Warranty |
Unit of Measure |
Each |
Series |
8200 |
Function Number |
8270 |
Request to Exit Designation |
RX |
Voltage |
12VDC |
Grade |
ANSI/BHMA A156.13 Grade 1 |
ANSI Function |
F04 |
Fire Rating |
3 Hour |
Backset |
2-3/4 in |
Door Thickness |
1-3/4 in standard |
Case Depth |
4-1/8 in |
Front |
1-1/4 in x 8 in |
Hub Centers |
5-1/2 in |
Handing |
Field Reversible |
Electrical Operation |
Electro Mechanical Fail Safe |



