Power supply board 250W, 20A/12V or 10A/24V Secondary voltage power supply, 5-18V adjustable 4A max, class 2 power limited output 8 relay lock control outputs fused at 3A per output 16 relay lock control outputs fused at 3A per output 16 auxiliary DC outputs fused at 3A per output Enclosure, (30W x 36H x 4.5D) with Mercury/Lenel backplate - FPO250-B1002C42C82D8E8M
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