UL 489 AC Miniature Circuit Breaker 3 Amp 3 Pole C Curve For 480Y 277V AC 10kA SCCR Thermal Magnetic Trip DIN Rail Mount White Ideal For Safe Primary Circuit Protection In US And Canada

Single-unit three-phase 3A UL489 DIN Rail MCCB for 480Y/277V
✔️ 3-pole, 3 A rating, C-curve, 480Y/277V, 10kA SCCR, DIN rail mount, 1-pack

This UL489-certified three-pole DIN rail circuit breaker provides primary protection for branch circuits in electrical panels, ideal for motor control circuits, HVAC equipment, and OEM systems. It snaps onto 35 mm DIN rails or can be panel-mounted for direct installation. Pack size: 1 unit.

✅ UL489 certified for US/Canada branch circuit protection
✅ 3-pole, 3 A rating, C curve
✅ 480Y/277V AC, 10kA SCCR
✅ DIN rail mount (35 mm) or panel mount
✅ White color, model WMBB3C03

💡 What is a UL489 3-pole DIN rail circuit breaker used for in electrical panels?

Designed for handy protection of circuits in electrical control panels.

- Primary protection for branch circuits in industrial and commercial environments - Quick DIN rail mounting for clean, space-saving panel layouts - Suitable for motors, HVAC, and OEM equipment - Safe tripping with thermal-magnetic trigger and 10kA SCCR