Overview
Eaton’s Bussmann series CH141DU is a 1-pole, 50A modular fuse holder engineered for 14 x 51 mm cylindrical fuse links. Rated at 690V ac / 750V dc per IEC and 700V ac per UL, the CH141DU delivers reliable fuse protection in a compact, space-saving footprint ideal for industrial control panels, motor control centers, and commercial power distribution equipment. The toolless DIN-rail mounting system speeds installation while the self-extinguishable UL 94-V0 polyester housing meets demanding safety standards.
Features
- Compact dimensions reduce panel space requirements and allow higher cable bending radius
- Toolless 35 mm DIN-rail mounting — no tools required, reduces installation time and cost
- Also supports 2 x M4 panel mounting screws for flexible installation options
- IP20 degree of protection against solid object ingress
- Inbuilt padlocking facility for lockout/tagout safety compliance
- Ventilation zones optimized for improved heat dissipation
- Self-extinguishable UL 94-V0 rated polyester material
- Operating temperature range: -20°C to +70°C
- Wide range of accessories available for expanded functionality
- Compatible with C14G, C14M, and FW-A14F ferrule fuse links
Specifications
| Specification | Value |
|---|---|
| Manufacturer Part Number | CH141DU |
| Series | CH14 |
| Number of Poles | 1 |
| Rated Current | 50A |
| Rated Voltage (IEC) | 690V ac / 750V dc |
| Rated Voltage (UL) | 700V ac |
| Fuse Size | 14 x 51 mm |
| Mounting Type | 35 mm DIN-Rail or 2 x M4 Panel Screw |
| Protection Index | IP20 |
| Rated Impulse Withstand Voltage (Uimp) | 6 kV |
| SCCR Rating | 120 kA ac |
| Cable Size | 1.5 – 50 mm² |
| Rated Power Acceptance (IEC) | 5W |
| Maximum Power Acceptance | 6.2W |
| Housing Material | Polyester (UL 94-V0) |
| Operating Temperature | -20°C to +70°C |
| Dimensions (L x H x W) | 92 x 74 x 27 mm |
| Country of Origin | China |
| UNSPSC | 39121624 |
| UPC | 05171268514 |
| Standards | IEC 60269-1, IEC 60269-2, UL Listed (File E14853) |
| RoHS Compliant | Yes |
| Compatible Fuse Links | C14G, C14M, FW-A14F series |





