EHB24040 - 40 Amp Circuit Breaker

EHB24040 - 40 Amp Circuit Breaker

This dual‑pole 40 A breaker is a dependable choice for safeguarding your electrical circuits. Designed to deliver reliable protection against overloads and short circuits, it’s a go-to option for homes, offices, and small workshops alike. Its bolt-on configuration makes for an easy install — plug it into an EHB‑4 frame, and you’re set, no fussing around with complicated wiring or bulky components. Compact yet powerful, this circuit breaker is built to withstand everyday demands while providing peace of mind for your electrical system.

Key Features and Benefits

• High fault‑current capacity: With interruption ratings of 14 kA at 480 VAC and 65 kA at 240 VAC, this breaker is engineered to handle sudden surges — protecting circuits from dangerous spikes and minimizing the risk of fire or equipment damage.
• Bolt‑on design for easy installation: Mounting is straightforward and quick. The bolt-on construction makes it easy to replace or swap out breakers without extensive downtime or special tools.
• UL Listed and SWD rated for safety: Meets stringent safety standards, giving you confidence that circuits for lighting, small machinery, or general loads are protected according to trusted industry specifications.
• Space‑efficient footprint: Its compact dimensions allow it to fit neatly into tighter panels, making it ideal for load centers with limited space or where clean wiring organization matters.

Technical Specifications

• Poles: 2 (two-pole breaker)
  
• Amperage: 40 A
  
• A.I.C. (Interrupting) Ratings:
  • 14 kA @ 480 VAC
  • 65 kA @ 240 VAC
• Frame Type: EHB‑4
  
• Physical Dimensions:
  • Width: 2.00 inches
  • Length: 3.50 inches
  • Depth: 2.63 inches
• Temperature Rating / Conductor Compatibility: Suitable for 60 °C / 75 °C conductors
  
• Wire Accommodation: Supports two #14–#10 AWG conductors
  

Material Compliance and Certifications

• Manufactured from durable, quality‑grade materials, this breaker is built to deliver long-term service. It carries both UL Listing and SWD ratings to ensure compliance with recognized safety standards. That means you’re installing a breaker that isn’t just built to perform, but built to meet rigorous certification requirements.

Where It Works Best

• This 40-amp bolt-on breaker is ideal for residential homes, small offices, or light commercial and workshop environments. It works particularly well for:
• Lighting circuits
• Load centers and small sub‑panels
• Small equipment or machinery circuits
• Any 240 VAC system requiring a compact, efficient breaker