The QIHANG QHM1-400L Custom Molded Case Circuit Breaker is designed for reliable protection and switching in low-voltage power distribution systems. It is suitable for industrial and commercial electrical applications where stable circuit protection and safe isolation are required, such as distribution cabinets, control panels, and electrical equipment.
The QHM1 series provides dependable overload and short-circuit protection, helping protect cables, loads, and downstream devices from fault damage. With a rugged molded case structure and industrial-grade internal components, the breaker is built for long service life and consistent performance in demanding working environments.
This model supports custom configurations and OEM/ODM service, making it a practical choice for panel builders, electrical contractors, and equipment manufacturers who need flexible specifications, labeling, and packaging options.
Key Features
• QHM1-400L series molded case circuit breaker
• Reliable overload and short-circuit protection
• Safe circuit isolation and switching function
• Durable molded case construction
• Stable performance for distribution protection
• Supports customization (OEM / ODM)
Typical Applications
• Low-voltage distribution panels and switchboards
• Industrial control cabinets and power systems
• Commercial building electrical distribution
• Equipment feeder and circuit protection
• OEM electrical equipment and panel builder projects
| Breaking Capacity | 35/50KA | Rated Voltage | 400V |
| Trip Unit Technology | Electronic, Thermal-Magnetic | Rated Frequency (Hz) | 50/60 Hz |
| Material | Copper, Plastic | Place of Origin | Zhejiang, China |
| Model Number | QHM1/400L | Brand Name | QIHANG |
| Rated voltage | 400/800V | Rated frequency (Hz) | 50Hz/35Hz |
| Rated insulation voltage | 800V | Rated current | 350A / 400A |
| Short-circuit release current setting | 10In | Set temperature | +40°C |
| Overcurrent trip device type | Thermomagnetic type | Types | Molded case circuit breaker |
| Function | Isolation |
| Selling Units | Single item |
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