Door Holder, is a fail-safe unit energized by a power supply installed on large-scale building, between fire escape doors.

• Magnet size (mm) : 100(L) x 38(W) x 38(D)
• Armature size (mm) : 75(L) x 32(W) x 10(D)
• Holding force : 180Lbs /80kgs
• Voltage/Current : 12V/200mA, 24V/100mA
• Voltage tolerance : ±10%
• Unit weight (Approx.) : 1kg