EH34020 - 20 Amp Circuit Breaker

EH34020 - 20 Amp Circuit Breaker

When you need a circuit breaker you can count on day in and day out, the EH34020 20 Amp Circuit Breaker is a wise, dependable choice. Built on the EH‑4 frame and equipped with a thermal‑magnetic trip mechanism, this breaker is engineered to react quickly to overloads or short circuits—keeping your wiring, connected devices, and entire system safe. Its sturdy construction and high fault‑handling capacity mean it’s ready to perform reliably even in demanding environments. Whether you’re outfitting a brand‑new installation or upgrading an existing panelboard, the EH34020 delivers consistent, long‑lasting performance that won’t let you down.

Key Features and Benefits

• High fault‑current protection: With interrupting capacities of 14 kA at 480 VAC and 65 kA at 240 VAC, the EH34020 helps prevent electrical issues from spreading when trouble strikes.
• Fast, dependable response: The built‑in thermal‑magnetic trip reacts the instant it detects overload or short‑circuit conditions—protecting wiring and equipment from damage.
• Built for long service life: The EH‑4 frame delivers a sturdy and durable foundation, ensuring the breaker stands up to heavy‑duty use over time.
• Easy system integration: Compatible with Series 3 and Series E1 panelboards, the EH34020 plugs right in for quick, efficient installation and upgrade work.

Technical Specifications

• Poles: 3
  
• Amperage Rating: 20 A
  
• Interrupting Capacity:
  • 14 kA at 480 VAC
  • 65 kA at 240 VAC
• Dimensions:
  • Width: 3.00 inches
  • Length: 3.50 inches
  • Depth: 2.63 inches
• Frame Type: EH‑4
  
• Trip Type: Plug‑On Thermal Magnetic
  

Material Compliance and Certifications

• UL Listed: This breaker is UL Listed and approved explicitly for use in HID lighting systems, meeting rigorous safety and performance standards. It has passed all the necessary tests for safe, reliable use in demanding electrical applications—giving you confidence that it meets modern compliance and quality expectations.

Where It Works Best

• The EH34020 is an excellent fit for industrial plants, commercial facilities, and any heavy‑duty operation where downtime is not an option. It’s ideal for new construction, retrofit projects, or panel upgrades—where safety, reliability, and uninterrupted power are critical. Its combination of quick protection, high interrupting capacity, and long-term build quality makes it a wise investment for electrical systems that must stay up and running under pressure.