Radial resettable fuse for through-hole mounting, featuring a 72V DC voltage rating and 40A maximum current. This component offers a 400mA hold current and a 800mA trip current, with a low 860mΩ resistance. Operating across a -40°C to 85°C temperature range, it meets UL flammability rating UL94 V-0 and is RoHS compliant. Package dimensions include a 13.7mm height, 7.4mm width, and 5.1mm lead pitch.
Bourns MF-RX040/72-0 technical specifications.
| Approvals | UL |
| Body Height | 13.7mm |
| Body Length | 7.4mm |
| Package/Case | Radial |
| Current Rating | 40A |
| Flammability Rating | UL94 V-0 |
| Height | 13.7mm |
| Hold Current | 400mA |
| Lead Length | 7.6mm |
| Lead Pitch | 5.1mm |
| Max Current Rating | 40A |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Package Quantity | 500 |
| Packaging | Bulk |
| Power Dissipation | 550mW |
| Reach SVHC Compliant | No |
| Resistance | 860mR |
| RoHS Compliant | Yes |
| Series | Multifuse®, MF-RX/72 |
| Termination | Radial |
| Time to Trip | 3.9s |
| Trip Current | 800mA |
| Voltage Rating | 72V |
| DC Rated Voltage | 72V |
| Width | 7.4mm |
| Wire/Cable Diameter | 0.51mm |
| RoHS | Compliant |
Download the complete datasheet for Bourns MF-RX040/72-0 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.