Check the listing for details. Seco-Larm E-941DA-600Q 600-Lb Double-Door Electromagnetic Locks. Condition: New. Listed at 219.99 USD. DescriptionsAnodized aluminum housing (US 28).12 or 24 VDC (selectable).No residual magnetism.Adjustable mounting bracket.MOV surge protection.Complete mounting hardware for typical installations."L", "Z" and "U" brackets available for easy mounting.Detachable face plate.UL and ULC listed.CE listed.RoHS compliant.E-941DA-600PQ Features:Built-in dual-color status LEDs and bond sensors with relays (one per door / 3A@12VDC) to show locking status of each door: Green Door is closed and locked Red Door not closed and/or locked Off Door in use / no power Specifications E-941DA-600QE-941DA-600PQHolding force600-lb (272kg)Operating voltage12 or 24 VDC ±10%Current draw500mA@12VDC, 250mA@24VDCTemperature14º~131º F (-10º~55º C)Magnet size19-11/16"x1-5/8"x1" (500x42x25 mm)Armature size7-1/4"x1/2"x1-1/2" (185x12x38 mm)CertificationUL, ULC, CERoHS complianceYesUnit weight (approx.)9-lb (4kg)Case quantity2 pcsCase shipping weight46-lb (21kg)Bond sensor Status LED