The ITE / Gould HED43B040 is a 40-amp, 3-pole, 480Y/277V HED Series E-Frame molded case circuit breaker. Originally manufactured by ITE and Gould for commercial and industrial 480V systems, the HED series is now produced by Siemens and remains fully compatible with legacy ITE and Gould panelboards. The HED43B040 provides reliable thermal-magnetic LI protection and is HACR-rated and HID-rated for HVAC and lighting loads.
| Specification | Value |
|---|---|
| Amperage | 40A |
| Poles | 3 |
| Voltage | 120/240/480Y/277VAC |
| Interrupt Rating | 25kA @ 240V · 18kA @ 480Y/277V |
| Frame Size | E-Frame (100A Frame) |
| Mounting Type | Bolt-On |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | 14–1 AWG Cu/Al |
| Phase | 3-Phase |
| Standards | UL 489, CSA C22.2 No.5, NEMA AB 1 |
| Temperature Rating | 40°C |
ITE / Gould HED E-Frame 480V 40A 3-pole circuit breaker. In stock at AllBreakerSales.com. Call (877) 611-0034 for same-day pricing. Genuine OEM parts, ships from US warehouse.
Brand: ITE / Gould | Series: HED E-Frame 480V | Catalog Number: HED43B040