Marks M9900 and Design Hardware 1000 Series Exit Device Latch Retraction

The MLRK1-MRK is a robust, straightforward field-installable motorized latch retraction kit for Marks
M9900 & Design Hardware 1000 series exit devices. It utilizes a CAT-designed custom assembly to
maximize the pulling force. The only hole you’ll need to drill is the raceway! It uses our new 1-touch
PTS “Push to Set” technology, making post-installation adjustments a breeze. An optional built-in REX
switch is available on all units.

Voltage:
• Voltage range – 24VDC +/- 10%
• System protection - unit shutdown when
voltage exceeds 28VDC
• Standard - Average Current Peak: 900mA,
Average Current Hold: 200mA
• PTS adjustment - approx. 1/4”