BAB2045 – EATON 2P45A 240V BOLT ON BREAKER
The BAB2045 – EATON 2P45A 240V Bolt-On Breaker is a robust and reliable circuit protection solution designed for both residential and commercial applications. With a 45-amp capacity, it ensures optimal performance and safety for your electrical systems. Its bolt-on design simplifies installation and enhances durability, making it ideal for heavy-duty use.
| Brand | Eaton |
|---|---|
| Type | Standard (Thermal-Magnetic) |
| Amperage | 45 A |
| Poles | 2-Pole |
| Voltage | 240V |
| Interrupting Rating | 10 kA |
| Mounting | Bolt-On |
| Frame / Series | BAB |
| Catalogue # | BAB2045 |
The Eaton BAB2045 is a BAB-frame bolt-on breaker, designed for use in compatible Eaton/Cutler-Hammer bolt-on style panelboards and loadcentres. The BAB series is generally suited for Eaton commercial and industrial panelboards that accept bolt-on breakers of this frame size — it is not a plug-in (BR or CH) breaker and will not fit standard residential plug-in loadcentres. At 45A, 2-pole, 240V, 10kA AIR, it is well-suited for branch and feeder circuits in light commercial or heavy residential service panels. Send us your panel model number and we'll confirm fitment.
The BAB series uses a bolt-on mounting method, meaning the breaker is physically bolted to the bus bar rather than snapped in. This provides a more secure, vibration-resistant connection preferred in commercial panelboards. The BR and CH series are plug-in designs intended for residential and light commercial loadcentres. These series are not interchangeable, so it's important to confirm your panel accepts bolt-on BAB-frame breakers before ordering.
Yes — Northern Breaker Group specialises in obsolete and hard-to-find breakers, including legacy Eaton and Cutler-Hammer equipment. If your panelboard is an older model, the BAB2045 may still be the correct replacement. Contact our team with your panel's nameplate details and we'll verify availability and compatibility for your specific application.
For a 45A, 240V circuit in Canada, copper conductors are typically #6 AWG (rated at 65A at 60°C per CSA/CE Code Table 2) or #8 AWG if the full 60°C ampacity applies and conditions allow. Aluminum conductors would generally be #4 AWG for this load. Always refer to the Canadian Electrical Code (CEC) and consult a licensed electrician to confirm the correct wire gauge for your specific installation conditions.
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