50 Amp 120V/240V Miniature Circuit Breaker 2 Pole DIN Rail Mount UL489 Listed HCB1U-60 MCB With 10kA Breaking Capacity For Main And Branch Circuits And Protects Both Main And Branch Wiring In Panels

50A 2-Pole DIN Rail MCB for 120/240V Panels
✔️ UL489, 10kA, 2-pole DIN rail, 120/240V, 1 pc pack

This 50 Amp miniature circuit breaker provides reliable protection for both main and branch circuits, designed to mount on a standard 35mm DIN rail in panels and enclosures.

✅ 50A rating to safeguard main and branch wiring
✅ 120/240V AC operation for residential and commercial systems
✅ UL489 listed with 10kA breaking capacity for fast fault interruption
✅ 2-pole design for simultaneous protection of both conductors
✅ 35mm DIN rail mounting for quick, tool-free installation

💡 What is a UL489 2-pole DIN rail circuit breaker used for in electrical panels?

It’s a handy safety device that protects both main and branch wiring in a compact, easy-to-install package.

• Protects against overcurrent and short circuits in 120/240V systems
• DIN rail mounting makes panel upgrades faster and cleaner
• UL489 certification with 10kA interrupt capacity delivers dependable protection
• Commonly used in UPS, HVAC, lighting, and automation panels