The Siemens ED43B080 is a 80-amp, 3-pole, 480V E-Frame molded case circuit breaker designed for commercial and light industrial branch circuit protection. It features thermal-magnetic trip technology with an 18kAIC interrupting rating at 480V. The ED43B080 is suitable for use in Siemens panelboards and load centers and provides reliable overcurrent protection for feeder and branch circuits in commercial buildings, retail facilities, and light manufacturing applications.
| Specification | Value |
|---|---|
| Amperage | 80A |
| Poles | 3 |
| Voltage | 240/480VAC |
| Interrupt Rating | 65kA @ 240V · 18kA @ 480V |
| Frame Size | E-Frame (150A Frame) |
| Mounting Type | Bolt-On |
| Trip Type | Thermal Magnetic |
| Trip Function | LI — Long-Time, Instantaneous |
| Wire Size | #2–3/0 AWG (Al/Cu) |
| Phase | 3-Phase |
| Standards | UL 489, CSA C22.2 No.5 |
| Temperature Rating | -25°C to 70°C |
Replaces: ITE ED43B080
Siemens ED4 E-Frame 80A 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: Siemens | Series: ED4 E-Frame | Catalog Number: ED43B080
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