Chain spreader for installation with 1-1/4" operator shaft and 1-1/4" door shaft
Designed to keep tension on the chain when used with a wall mount commercial operator. It helps avoid premature wear on the door shaft bearing and commercial operator output shaft bearing
esigned for use with the TECHNA Barrier arm this 14' roll of extruded foam offers additional protection reducing the chance of vehicle scratches
•IP68 rated waterproof LED lights
•Operating temperature: - 13F to 140F ( -25C - +60 C)
•Weight ~2lbs
3/4 HP575V 3PH Industrial Continuous Duty Jackshaft Operator
Ideal for Sectional Doors Rolling Steel
Monitored logic board with integral 372Mhz radio receiver that can hold up to 20 transmitters (MK-00647/ MK-00653/ MK-00659) or 200 of the 1 channel hand held transmitters (MK-00660).
N-1 Through-beam (MK-00649) photocells included. Other options available.
3-btn O/S/C (02-103) wall control station included
€¢Electromechanical medium profile edge for rolling fire door applications.
•Touch sensitive signaling allows for immediate reversing or stopping of motion.
•The MT21 is completely felixible and will contour to curved surfaces. The MT21 will also act as weatherstrip.
•Temperature range: -30F to 155F
•Lead wire: 22 gauge universal
•Sensitivity: nominal 6-8 PSI
•2 wire NO configuration
•Horizontal mount
•ANSI/UL325 recognized component
•One year warranty
Gearhead style commercial door operators employ lubricated gears for heavy industrial high cycle applications.
GH-style operators include a floor level chain hoist to ease manual operation in an emergency or power outage.
Hoist wheel is easily moved to Right or Left hand side of unit eliminating the need to order right or left hand mounting except when a MOD is added
MyQ Technology enables you to securely monitor and control your facility operator with your smartphone tablet or computer. Internet Gateway 828LM required.
Security +2.0 radio receiver safeguards your facility - with every click a new code is sent to the commercial door operator so the door opens only for you.
Timer-To-Close: Conveniently and confidently closes the commercial door automatically after a predetermined amount of time has elapsed for added security and peace of mind.
Automated battery backup - the unit continues to work on batteries with full functionality (but does move more slowly) until the unit gets to about 75% of battery capacity then transitions to push and hold operation.
The 300 series also works with and powers 12V automatic lock systems
Option available: 5-conductor cable (5') to reduce the risks of miswiring incidents available in 5' 10' 15' 20' or 25' lengths
Integrated software fuse that shuts down the unit to help prevent board component disasters should these be incorrectly installed on grossly imbalanced or improperly sized doors.
30:1 40:1 50:1 gearbox ratio are available. Please specify when ordering
3/4 HP230V 1PH Industrial Continuous Duty Jackshaft Operator
Ideal for Sectional Doors Rolling Steel
Monitored logic board with integral 372Mhz radio receiver that can hold up to 20 transmitters (MK-00647/ MK-00653/ MK-00659) or 200 of the 1 channel hand held transmitters (MK-00660).
N-1 Through-beam (MK-00649) photocells included. Other options available.
3-btn O/S/C (02-103) wall control station included
his is a replacement Brake Release Arm. For use with various LiftMaster® Commercial Door Operators. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.