Kaba Mas (Formerly Mas Hamilton) Electronic Pushbutton Lock 4550 With PC Programming And Audit Trails Capability For Use With Exit Bars

This price is for the outside pushbutton unit only but we will need to know which panic bar you'll be so choose in the options box.


This lock will work with the following panic bars:
Exit Device Compatibility:


455A Von Duprin 98, 99, 98-F, 99-F
455B Von Duprin 22, 22-F
455C Seargent 8888, 12-8888 / Arrow: SS3801, S3803, F-S3801, F-S3803
455D Dorma 9300, F9300 455E Precision 1103, FL1103
455F Monarch 18-R, F-18-R

External Device Contact:
PowerLever Door Lock models 4550 & 455x include a dry contact, with removable wiring harness that can be used to activate an external device (ie:electromagnetic lock, electronic strike, CCTV, video recorder etc.). When a valid combination is entered, the contact is closed, actuating the external device. Max voltage level of 20 volts DC or power dissipation of 0.5 watts.

Environmental Performance:
The lock may be used in both indoor and outdoor applications. Outdoor applications require use of a PowerLever Pro-Gasket™ Kit for maximum performance.

Note: For outdoor applications where the lock is unprotected from freezing rain or rain followed by freezing temperatures, a Pro-Guard™ Weather shield must be installed over the lock to prevent ice from forming between the keybuttons and the outside cover.

The lock will perform satisfactorily in the following environmental conditions:

Temperature: -13 degrees F (-25 degrees C) to +151 degrees F (+66 degrees C)
Humidity: 24 hour exposure at 85%, +86 degrees F (+30 degrees C); as defined in UL 2058, Sec. 23 Operational Salt Spray: 96 hour exposure; as defined in UL 437, Sec. 12
Rain: 1-hour exposure; as defined in UL 2058, Sec. 35 Dust: 1-hour exposure; as defined in UL 2058, Sec. 36 Lock Case
Resists Radar Emissions: Up to 100 volts/meter



This lock has all the features of the model 4550 plus a new feature: Variable combination capability. You can choose any code length between one to six digits.
Note: these locks are made to order and that is why the lead time is so long.