Bourns 3 A Resettable Fuse, 30 V
- RS Stock No.:
- 647-8572P
- Mfr. Part No.:
- MF-R300
- Brand:
- Bourns
Bulk discount available
Subtotal 100 units (supplied in a bag)*
£27.50
(exc. VAT)
£33.00
(inc. VAT)
Add 190 units to get free delivery
In Stock
- 820 unit(s) ready to ship
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 100 - 490 | £0.275 |
| 500 - 1490 | £0.268 |
| 1500 - 2490 | £0.26 |
| 2500 + | £0.251 |
*price indicative
- RS Stock No.:
- 647-8572P
- Mfr. Part No.:
- MF-R300
- 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 | 6A | |
| Product Type | Resettable Fuse | |
| Voltage | 30 V | |
| Time to Trip | 10.8s | |
| Current Rating | 40 A | |
| Hold Current | 3A | |
| Length | 12mm | |
| Height | 18.3mm | |
| Width | 3 mm | |
| Minimum Resistance | 0.02Ω | |
| Maximum Resistance | 80mΩ | |
| Minimum Operating Temperature | -40°C | |
| Power Dissipation | 2W | |
| Maximum Operating Temperature | 85°C | |
| Standards/Approvals | UL, RoHS | |
| Lead Diameter | 0.81mm | |
| Series | MFR | |
| Lead Orientation | Radial | |
| Select all | ||
|---|---|---|
Brand Bourns | ||
Trip Current 6A | ||
Product Type Resettable Fuse | ||
Voltage 30 V | ||
Time to Trip 10.8s | ||
Current Rating 40 A | ||
Hold Current 3A | ||
Length 12mm | ||
Height 18.3mm | ||
Width 3 mm | ||
Minimum Resistance 0.02Ω | ||
Maximum Resistance 80mΩ | ||
Minimum Operating Temperature -40°C | ||
Power Dissipation 2W | ||
Maximum Operating Temperature 85°C | ||
Standards/Approvals UL, RoHS | ||
Lead Diameter 0.81mm | ||
Series MFR | ||
Lead Orientation Radial | ||
MF-R Series
Radial leaded devices
Rated at 40A except MF-R1100 which is rated at 100A
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