Power Supplies That can be used with the MLR - motorized latch retraction February 10, 2026 19:55 Updated AnswerPower supplies that can be used with the MLR:Any 24VDC power supply with a 1.5-amp output or larger and with a fire alarm input.The PHI 161-6 power supply can be used, and it will power up to 5 devices.By the end of the first quarter 2016, there will be a dedicated power supply for use with the MLR.RPSMLR-2 will be able to control up to 2 MLR exit devices and will not have battery backup. RPSMLR-2BB will be able to control 2 MLR exit devices and will have the battery backup capability. Applies ToPHI MLR, PSMLRAdditional InformationThe batteries will be sold separately for the RPSMLR-2BB. QTY 2- 7104725 12VDC 7 amp/hr batteries will be needed. Related to MLR Exit Device PHI MLR PSMLR Related articles Motorized Latch Retraction, MLR, Wiring Instruction and Specifications MLR - Motorized Latch Retraction FAQ's Electrical Products Installation Instructions Precision 2100 & 2400 Series Rim Exit Devices Precision 2700 Series Wood Door Concealed Vertical Rods