SKU: SF520ES_Tektone
Tektone SF520ES (SF520ES) Door/Window Wireless Transmitter with Magnet

Tektone SF520ES Door/Window Egress Wireless Transmitter includes a built-in magnetic reed switch in a tamper-proof case. The magnet supports a 5/8" gap and the unit supports an NO or an NC external contact. A mounting bracket is included.

Dimensions: 3.5"H × 1.7"W × 0.9"D (89 mm × 43 mm × 23 mm)
Contact Closure: 1.5 seconds minimum
Battery: 3V Lithium