Subtotal (1 bag of 500 units)*
£115.50
(exc. VAT)
£138.50
(inc. VAT)
FREE delivery for orders over £60.00
Temporarily out of stock
- Shipping from 02 July 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Bag* |
|---|---|---|
| 500 + | £0.231 | £115.50 |
*price indicative
- RS Stock No.:
- 167-4752
- Mfr. Part No.:
- MF-RX050/72-0
- Brand:
- Bourns
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Bourns | |
| Trip Current | 1A | |
| Product Type | Resettable Fuse | |
| Voltage | 72 V | |
| Current Rating | 40 A | |
| Time to Trip | 4s | |
| Hold Current | 0.5A | |
| Length | 7.9mm | |
| Height | 13.7mm | |
| Width | 3.1 mm | |
| Minimum Resistance | 0.41Ω | |
| Minimum Operating Temperature | -40°C | |
| Maximum Resistance | 1.17Ω | |
| Maximum Operating Temperature | 85°C | |
| Power Dissipation | 0.75W | |
| Standards/Approvals | UL, RoHS | |
| Series | MF-RX/72 | |
| Lead Orientation | Radial | |
| Lead Diameter | 0.51mm | |
| Select all | ||
|---|---|---|
Brand Bourns | ||
Trip Current 1A | ||
Product Type Resettable Fuse | ||
Voltage 72 V | ||
Current Rating 40 A | ||
Time to Trip 4s | ||
Hold Current 0.5A | ||
Length 7.9mm | ||
Height 13.7mm | ||
Width 3.1 mm | ||
Minimum Resistance 0.41Ω | ||
Minimum Operating Temperature -40°C | ||
Maximum Resistance 1.17Ω | ||
Maximum Operating Temperature 85°C | ||
Power Dissipation 0.75W | ||
Standards/Approvals UL, RoHS | ||
Series MF-RX/72 | ||
Lead Orientation Radial | ||
Lead Diameter 0.51mm | ||
MF-RX/72 Series
Applications include almost anywhere there is a low voltage power supply, up to 72 V and a load to be protected, e.g. security and fire alarm systems, loudspeakers and power transformers.
72V rated
Radial leaded devices
Cured, flame retardant epoxy polymer insulating material meets UL 94V-0 requirements
PCB Wire Ended
All are UL, CSA, TUV approved
Protection of electrical and electronic circuits against excessive currents
Rapid switch from low resistance state to very high resistance with electrical overload or short circuit
Quick and automatic reset and return to low resistance state when fault condition corrected and power removed
Features:
Automatically resets itself thousands of times
Maintenance free
Small size and no fuseholder required
Main applications:
Security systems
Power supplies and transformers
Power switching devices
Automotive and medical equipment
Instrumentation and control
Computers and peripherals
Audio Visual and telecommunications
Approvals
UL