Littelfuse Polyswitch Resettable Fuses

Raychem Brand: Raychem

The Littelfuse Polyswitch is a resettable device that performs like a fuse under overcurrent conditions, but is unique in that it will reset. As soon as an overcurrent condition is reached the Polyswitch heats up to its trip temperature.

  • UL and TUV approved
Note: Previously manufactured by Raychem.
Description Image Product Buy Pricing (Ex VAT) Current - Trip Voltage - Max Size/ Dimension Lead Spacing Current - Hold Height Dimension Initial Resistance Dimensions Time to Trip Current - Max Package/ Case
Littlefuse RXEF010 0.1A Polyswitch Fuse
Littlefuse RXEF010 0.1A Polyswitch Fuse
Standard range
Order code: 26-0695
MPN: RXEF010

Order in multiples of 5


2,823 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.253
50+ £0.195
100+ £0.180
Price per unit Ex VAT 		0.2A 60V 7.4mm 5.1mm 0.1A 12.7mm 4.5Ω 4s 40A Radial leaded
Littlefuse RXEF020 0.2A Polyswitch Fuse
Littlefuse RXEF020 0.2A Polyswitch Fuse
Standard range
Order code: 26-0700
MPN: RXEF020

Order in multiples of 5


487 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.260
50+ £0.198
100+ £0.182
Price per unit Ex VAT 		0.4A 72V 7.4mm 5.1mm 0.2A 12.2mm 2.75Ω 2.2s 40A Radial leaded
Littlefuse RXEF025 0.25A Polyswitch Fuse
Littlefuse RXEF025 0.25A Polyswitch Fuse
Standard range
Order code: 26-0705
MPN: RXEF025

Order in multiples of 5


549 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.285
50+ £0.225
100+ £0.187
Price per unit Ex VAT 		0.5A 72V 7.4mm 5.1mm 0.25A 12.7mm 1.95Ω 2.5s 40A Radial leaded
Littlefuse RXEF030 0.3A Polyswitch Fuse
Littlefuse RXEF030 0.3A Polyswitch Fuse
Standard range
Order code: 26-0710
MPN: RXEF030

Order in multiples of 5


4,687 in stock, despatched same dayAdditional quantity lead time 11 weeks
5+ £0.291
50+ £0.262
100+ £0.219
Price per unit Ex VAT 		0.6A 72V 7.4mm 5.1mm 0.3A 13mm 7.4mm x 7.6mm x 13mm 1.33Ω 7.4mm x 7.6mm x 13mm 3s 40A Radial leaded
Littlefuse RXEF040 0.4A Polyswitch Fuse
Littlefuse RXEF040 0.4A Polyswitch Fuse
Standard range
Order code: 26-0715
MPN: RXEF040

Order in multiples of 5


66 in stock, despatched same dayAdditional quantity lead time 5 months
5+ £0.341
50+ £0.262
100+ £0.240
Price per unit Ex VAT 		0.8A 72V 7.6mm 5.1mm 0.4A 13.5mm 0.86Ω 3.8s 40A Radial leaded
Littlefuse RXEF050 0.5A Polyswitch Fuse
Littlefuse RXEF050 0.5A Polyswitch Fuse
Standard range
Order code: 26-0720
MPN: RXEF050

Order in multiples of 5


3,210 in stock, despatched same dayAdditional 1,000 due on 14/04/2026
5+ £0.269
50+ £0.231
100+ £0.191
Price per unit Ex VAT 		1A 72V 7.9mm 5.1mm 0.5A 13.7mm 0.77Ω 4s 40A Radial leaded
Littlefuse RXEF065 0.65A Polyswitch Fuse
Littlefuse RXEF065 0.65A Polyswitch Fuse
Standard range
Order code: 26-0725
MPN: RXEF065

Order in multiples of 5


335 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.278
50+ £0.240
100+ £0.219
Price per unit Ex VAT 		1.3A 72V 9.7mm 5.1mm 0.65A 14.5mm 0.48Ω 5.3s 40A Radial leaded
Littlefuse RXEF090 0.9A Polyswitch Fuse
Littlefuse RXEF090 0.9A Polyswitch Fuse
Standard range
Order code: 26-0735
MPN: RXEF090

Order in multiples of 5


515 in stock, despatched same dayAdditional quantity lead time 7 months
5+ £0.295
50+ £0.241
100+ £0.232
Price per unit Ex VAT 		1.8A 72V 11.7mm 5.1mm 0.9A 15.8mm 0.31Ω 7.2s 40A Radial leaded
Littlefuse RXEF110 1.1A Polyswitch Fuse
Littlefuse RXEF110 1.1A Polyswitch Fuse
Standard range
Order code: 26-0740
MPN: RXEF110

Order in multiples of 5


492 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.334
50+ £0.257
100+ £0.237
Price per unit Ex VAT 		2.2A 72V 13mm 5.1mm 1.1A 18mm 0.25Ω 8.2s 40A Radial leaded
Littlefuse RUEF110 1.1A Polyswitch Fuse
Littlefuse RUEF110 1.1A Polyswitch Fuse
Standard range
Order code: 26-0780
MPN: RUEF110

Order in multiples of 5


1,285 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.281
50+ £0.241
100+ £0.228
Price per unit Ex VAT 		2.2A 30V 7.4mm 5.8mm 1.1A 14.2mm 0.1Ω 6.6s 40A Radial leaded
Littlefuse RUEF135 1.35A Polyswitch Fuse
Littlefuse RUEF135 1.35A Polyswitch Fuse
Standard range
Order code: 26-0785
MPN: RUEF135

Order in multiples of 5


438 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.249
50+ £0.191
100+ £0.176
Price per unit Ex VAT 		2.7A 30V 8.9mm 5.8mm 1.35A 13.5mm 0.08Ω 7.3s 40A Radial leaded
Littlefuse RUEF160 1.6A Polyswitch Fuse
Littlefuse RUEF160 1.6A Polyswitch Fuse
Standard range
Order code: 26-0790
MPN: RUEF160

Order in multiples of 5


594 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.359
50+ £0.276
100+ £0.255
Price per unit Ex VAT 		3.2A 30V 8.9mm 5.8mm 1.6A 15.2mm 0.07Ω 8s 40A Radial leaded
Littlefuse RUEF185 1.85A Polyswitch Fuse
Littlefuse RUEF185 1.85A Polyswitch Fuse
Standard range
Order code: 26-0795
MPN: RUEF185

Order in multiples of 5


541 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.329
50+ £0.288
100+ £0.232
Price per unit Ex VAT 		3.7A 30V 10.2mm 5.8mm 1.85A 15.7mm 0.06Ω 8.7s 40A Radial leaded
Littlefuse RUEF250 2.5A Polyswitch Fuse
Littlefuse RUEF250 2.5A Polyswitch Fuse
Standard range
Order code: 26-0800
MPN: RUEF250

Order in multiples of 5


330 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.290
50+ £0.251
100+ £0.225
Price per unit Ex VAT 		5A 30V 11.4mm 5.8mm 2.5A 18.3mm 0.04Ω 10.3s 40A Radial leaded
Raychem RUEF300 3.0A Polyswitch Fuse
Raychem RUEF300 3.0A Polyswitch Fuse
Standard range
Order code: 26-0805
MPN: RUEF300

Order in multiples of 5


414 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.401
50+ £0.306
100+ £0.283
Price per unit Ex VAT 		6A 30V 11.4mm 5.8mm 3A 16.5mm 0.05Ω 10.8s 40A Radial leaded
Littlefuse RUEF400 4.0A Polyswitch Fuse
Littlefuse RUEF400 4.0A Polyswitch Fuse
Standard range
Order code: 26-0775
MPN: RUEF400

Order in multiples of 5


184 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.429
50+ £0.290
100+ £0.260
Price per unit Ex VAT 		8A 30V 14mm 5.8mm 4A 19.3mm 0.03Ω 12.7s 40A Radial leaded
Littlefuse RUEF500 5.0A Polyswitch Fuse
Littlefuse RUEF500 5.0A Polyswitch Fuse
Standard range
Order code: 26-0810
MPN: RUEF500

Order in multiples of 5


295 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.486
50+ £0.372
100+ £0.343
Price per unit Ex VAT 		10A 30V 14mm 10.9mm 5A 24.1mm 0.03Ω 14.5s 40A Radial leaded
I HoldI TripPack–ABCDDepthLeadMftr.Order
A*A**VRMSagemax.max.max.max.min.sizepartcode
0.10.26017.412.75.17.630.6RXE01026–0695
0.170.346017.412.75.17.630.6RXE01726–0840
0.20.46017.412.25.17.630.6RXE02026–0700
0.250.56017.412.75.17.630.6RXE02526–0705
0.30.66017.4135.17.630.6RXE03026–0710
0.40.86017.613.55.17.630.6RXE04026–0715
0.516017.913.75.17.630.6RXE05026–0720
0.651.36019.714.55.17.630.6RXE06526–0725
0.91.860115.715.15.17.630.6RXE09026–0735
1.12.230313.018.05.17.630.8RXE11026–0740
1.12.23046.614.25.17.630.8RUE11026–0780
1.352.73048.915.75.17.630.8RUE13526–0785
1.63.23048.915.25.17.630.8RUE16026–0790
1.853.730410.215.75.17.630.8RUE18526–0795
2.5530411.418.310.27.630.8RUE25026–0800
3630211.417.310.27.630.8RUE30026–0805
483021420.110.27.630.8RUE40026–0775
5103021424.910.27.630.8RUE50026–0810
61230216.524.910.27.630.8RUE60026–0815
*

I Hold – current at
which fuse will not trip

* *I Trip – current at
which fuse will trip


Trustpilot