QOB340 3 Pole Miniature Circuit Breaker 240 VAC And 48 VDC, 40 A, 10 kA Interrupt Rating, Beefy Heavy Duty MCB For Panels And Distribution Systems For Industrial Panels, Distribution Boards, And Control Systems

3 Pole MCB for 240V/48VDC, 40A, 10kA, single unit
✔️ 40 A rating, 10 kA interrupt rating, 3-pole heavy duty MCB

This three‑pole miniature circuit breaker is designed to protect industrial panels, distribution boards, and control systems. It handles both AC and DC circuits, making it a solid fit for power distribution setups in manufacturing, automation, and facility electrical rooms.

✅ 3-pole configuration for multi-line protection
✅ 40 A operating current for standard loads
✅ 240 VAC / 48 VDC compatibility
✅ 10 kA interrupt rating for strong fault protection
✅ Suitable for industrial panels, distribution boards, and control systems

💡 What is a three pole miniature circuit breaker used for in industrial panels?
This handy device protects circuits in power distribution systems.
- Protects multi-wire circuits in distribution boards
- Interrupys fault currents quickly to prevent equipment damage
- Works with 240 VAC and 48 VDC networks in control systems