DC Voltage Detector
ENVIROMUX-S60VDC - Network Technologies Inc (NTI)
Monitors up to two DC voltages: -60VDC ~ 0VDC or 0VDC ~ 60VDC. Connector: Screw Terminal, 5-position. Supports CAT5/5e/6 cable up to 1,000 ft. (305 m). Includes Mounting Hardware. Operating temperature: 32 to 158°F (0 to 70°C). Regulatory approvals: CE, RoHS.