QBH330 – EATON 3P30A 240V BOLT ON BREAKER
The QBH330 is an Eaton 3 Pole 30 Amp 240 Volt Bolt-On Breaker designed for reliable circuit protection in industrial and commercial applications. This high-quality circuit breaker features durable construction and easy installation, making it ideal for managing electrical loads efficiently. Ensure safety and performance with the trusted QBH330 from Eaton.
| Brand | Eaton |
|---|---|
| Type | Standard (Thermal-Magnetic) |
| Amperage | 30 A |
| Poles | 3-Pole |
| Voltage | 240V |
| Interrupting Rating | 10 kA |
| Mounting | Bolt-On |
| Frame / Series | QBH |
| Catalogue # | QBH330 |
The Eaton QBH330 is a bolt-on style breaker and is designed to mount in Eaton CH (Type-CH) panelboards that accept the QBH frame series. As a 3-pole, 240V, 10kA bolt-on unit, it is suited to commercial and industrial panelboards — not standard residential loadcentres. Verify that your panelboard accepts the QBH bolt-on frame before installing.
Not sure if the QBH330 fits your panel? Send us your panelboard model and we'll confirm compatibility for you.
The QBH is a bolt-on frame breaker intended for commercial and industrial panelboards, whereas the standard Eaton CH series is a plug-in breaker designed for residential and light commercial CH loadcentres. The two are not interchangeable — always confirm your panelboard accepts the QBH bolt-on frame before ordering.
Yes. The QBH330 is a 3-pole breaker rated at 240V, making it appropriate for 3-phase 240V circuits as well as single-phase 240V three-wire applications, depending on your system configuration. Confirm your system voltage and phase requirements against the breaker's 240V rating before installation.
Northern Breaker Group specialises in obsolete and hard-to-find breakers, and we regularly source Eaton QBH series units for our customers across Canada. Availability can vary, so we recommend reaching out to our Calgary, Edmonton, or Vancouver counters or submitting a quote request so we can check current stock and lead times for you.
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