Product Type | Surge suppressor |
Form Factor | Panel mount |
Input Voltage | 480V 3-phase (3PH + N + G) |
Max Surge Current Capacity | 160 kA |
Enclosure Color | Grey |
Power Requirements | Hardwired, 5-wire input |
Mounting Type | Wall mount / Panel mount |
Warranty | 10 years |
APC SurgeArrest Panelmount 480/277V 160KA PMG4S-A


Key Benefits

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- Engineered for industrial-grade surge protection in high-power 480V 3-phase systems
- Built to last with UL and TAA compliance, making it suitable for commercial and government applications
- Backed by a 10-year warranty and U.S. manufacturing for assured reliability
Product Overview
The APC SurgeArrest Panelmount 480/277V 160KA (PMG4S-A) is a high-capacity surge suppressor engineered for 480V three-phase systems. With a hard wire 5-wire input and a compact 12 x 12 x 6 inch design, it ensures reliability in critical settings. Built to meet UL 1283, UL 1449, and cUL standards, and TAA-compliant, it's ideal for government and industrial use. A 10-year warranty and U.S. manufacturing support long-term performance and customer confidence.
Specifications
Product Overview
Physical & Environmental
Width | 12 Inch |
Depth | 12 Inch |
Height | 6 Inch |
Operating Temperature Range | -40°C to 85°C |
Storage Temperature Range | -40°C to 85°C |
Operating Humidity Range | 0% to 95% non-condensing |
Enclosure Type | NEMA 4 |
Cooling Method | Passive |
Installation Location | Indoor or outdoor (NEMA 4-rated enclosure) |
Advanced Protection Features
UL Nominal Discharge Current Rating (In) | 20 kA |
Short Circuit Current Rating (SCCR) | 200 kA |
Protection Modes | L-N, L-G, N-G |
Filtering | EMI/RFI Filtering per UL 1283 |
Clamp Voltage | L-N 800V, L-G 800V, N-G 800V (per mode) |
Response Time | <1 nanosecond |
Internal Protection | Fused metal oxide varistors (MOVs) |
Use Case & Applications
Application | Industrial and commercial surge protection |
Supported Power Systems | 480/277V, 3-phase WYE |
Typical Installation | Electrical panels, switchgear, MCCs |
Interfaces
Input Connector Type | Hard Wire 5-wire (3PH + N + G) |
Output Wiring Configuration | Parallel connection to electrical distribution panel |
Compliance & Origin
Certifications | UL 1283, UL 1449, cUL Listed |
TAA Compliant | Yes |
Country of Origin | United States |
Monitoring and Alarms
Status Indicators | LED status indicators: Normal/Service/Alarm |
Alarm Output | Dry contact (Form C) for remote signaling |
Diagnostics | Self-diagnostic system with visual indicators |