UL924SR120 / UL924SR277 NX Lighting Controls UL924 Bypass/Shunt Relay - 20A

NX Lighting UL924 Emergency Lighting Bypass/Shunt Relay Control, Multi‑voltage coil: 24 VAC, 24 VDC, Power Rating up to 20A, Plenum rated with 1/2" nipple

NX Lighting UL924SR Emergency Lighting Bypass/Shunt Relay

UL924 Emergency Lighting Bypass/Shunt Relay, 20 Amp SPDT, 120VAC or 277VAC Coil

Bypass/Shunt Relays are UL924 Listed and suitable for shunting around wall switches and/or lighting control panel circuits, in order to turn on emergency lighting when normal utility power is lost.

Features

• UL924 listed emergency lighting bypass/shunt relay
• Fail‑safe operation (energized in normal mode; drops to emergency on power loss)
• 20A SPDT contacts for lighting loads
• Multi‑voltage coil: 24 VAC, 24 VDC, or 120 VAC or 208-277VAC
• Continuous‑duty coil (24/7 operation)
• Bypasses switches, dimmers, sensors, and panels during emergency
• 0–10V dimming override (forces full brightness on outage)
• Generator or inverter compatible
• LED status indicator (ON = normal power)
• UL Accepted for Use in Plenum, NEMA 1
• Buy American Act (BAA) Compliant

Electrical

• 20A Resistive @ 120VAC; 20A Ballast @ 277VAC
• Pilot Duty: 770VA at 120VA, 1,110VA at 277VAC
• 1HP at 120VAC, 2HP at 277VAC