| Cylindrical Type 
|
Electrified Locks are used to control access to
restricted areas. UL listed for fire doors.
Models available:
Fail Safe: 5490 = Power off unlocks knob.
Fail Secure: 5491 = Power off lock remains locked.
| Door thickness |
1 5/8" - 2" |
| Voltage |
12v or 24v. AC or DC. |
| Design |
Knobs only see Cylindrical
Locks. |
| Handing |
Field reversible. |
| Latchbolt |
2 3/4" backset, 1/2"
throw |
| Cylinder |
Yale 1801 cylinder standard,
(Available with interchangeable core. Specify
cylinder type and keyway.) |
| Finishes |
3, 10, 10B, 26, 26D |
|
| Mortise Type 
|
UL listed for fire doors.
Models available:
Fail Safe: 8790 / 8790FL: Power off unlocks knob or
lever.
Fail Secure: 8791 / 8791FL: Power off lock remains
locked.
| Door thickness |
1 3/4" - 2" |
| Voltage |
12v or 24v. AC or DC. |
| Design |
Knobs or Levers Mortise
Locks. |
| Handing |
Not field reversible. |
| Cylinder |
2153 Standard
See Mortise Cylinder section for standard or
interchangeable core. |
| Finishes |
3, 4, 9, 10, 10B, 26, 26D, 32,
32D |
|
