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ICM Sentry 3N1 – Single Phase Line Voltage Monitor with Surge Protection & Disconnect Breaker for 240V HVAC/R Equipment

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SKU
SENTRY-3N1

ICM Sentry 3N1 – Single Phase Line Voltage Monitor with Surge Protection & Disconnect Breaker for 240V HVAC/R Equipment

SKU
SENTRY-3N1
Reviews (0)
ICM-SENTRY 3N1 – Surge, Brownout & Over/Under Voltage Protection
 
The ICM-SENTRY 3N1 is a reliable three-in-one line voltage protection device designed to safeguard HVAC equipment and other sensitive electronics from damaging power disturbances. Combining surge protection, brownout protection, and over/under voltage monitoring in one compact unit, this device ensures long-lasting performance and equipment reliability.
Engineered for fast installation, the ICM-SENTRY 3N1 provides continuous real-time monitoring of line voltage and instantly disconnects the load when unsafe conditions are detected. Once normal conditions return, it automatically restores power, protecting compressors, motors, and control boards from costly failures.
 
Key Features:
  • 3-in-1 Protection – Surge suppression, brownout defense, and over/under voltage monitoring in one device.
  • Automatic Reset – Restores power automatically once safe voltage levels are detected.
  • LED Status Indicators – Provide quick diagnostics for surge, brownout, and voltage faults.
  • Compact & Durable Design – Built to withstand demanding HVAC and electrical environments.
  • Protects Critical Equipment – Prevents damage to air conditioners, heat pumps, refrigeration units, and control systems.
Technical Specifications:
  • Application: HVAC units, refrigeration, motors, electronics
  • Protection Modes: Surge, Brownout, Over/Under Voltage
  • Reset Type: Automatic
  • Installation: Quick-connect wiring
  • Indicators: LED status lights
Optimize your HVAC system’s protection with the ICM-SENTRY 3N1 – the all-in-one safeguard against power disturbances.
$252.41
Out of stock

(special order is available)

Field programmable single phase line voltage monitor, pre-wired to 240 VAC, with pre-wired internal surge suppression rated at 100,000 amps capacity, contactor and internal breaker switch rated to 40Amps, in a NEMA 4X weatherproof enclosure
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Package Quantity1 Item
Item ReturnsThis item can be returned