EH3B030 - 30Amp Circuit Breaker

EH3B030 - 30 Amp Circuit Breaker

The EH3B030 is a solid, no-nonsense circuit breaker made to handle tough electrical loads. Rated for 30 amps and built with three poles, it’s commonly used in both commercial buildings and industrial setups. It’s got the muscle to interrupt up to 18,000 amps at 240 volts and 14,000 amps at 480 volts, so you know it can handle a spike without breaking a sweat. This model works well in panels where space is tight and reliability is a must.

Key Features and Benefits

• Strong Interrupt Ratings: Stops large surges quickly—18kA at 240VAC, 14kA at 480VAC.
• Holds Up in Warm Environments: Made to work in temps up to 40°C without losing performance.
• Compact Design: Easy to fit in crowded panels or retrofit jobs.
• Sturdy Build: Made from durable materials that hold up under pressure, wear, and heat.

Technical Specifications

• Current Rating: 30 Amps
• Poles: 3
• Voltage & AIC: 14kA @ 480VAC / 18kA @ 240VAC
• Frame Type: EH3 Molded Case
• Temp Rating: 40°C
• Size:
  • Width: 4.50 inches
  • Length: 6.00 inches
  • Depth: 3.63 inches
• Shipping Weight: ~5 lbs

Compliance & Build Quality

• You’re getting a breaker that meets today’s standards for safety and performance. Built with long-lasting materials, the EH3B030 resists heat, impact, and environmental wear. It’s dependable over the long haul—exactly what you want when downtime isn’t an option.

Where It Works Best

• Use this breaker in places where equipment demands steady, solid protection—think manufacturing, HVAC systems, control panels, or commercial electrical builds. It’s a good fit whether you’re setting up new infrastructure or replacing old gear that’s ready to retire.