The MLRK1-COR is a practical and cost-effective way to convert a mechanical Corbin Russwin’s ED4000, ED5000 or Yale 7000 series device to an electrified latch pullback device. The retrofit kit will maintain all UL listings on the device and for peace of mind is backed by CAT’s 3-year no hassle warranty.


Instructions MLRK1-COR

Mechanical REX Instructions CYREXKIT-ED

Motor REX Instructions MLRK1-COR