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 - Hold Current - Trip Voltage - Max Time to Trip Size/ Dimension Lead Spacing Height Initial Resistance 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


3,668 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.252
50+ £0.192
100+ £0.177
Price per unit Ex VAT 		0.1A 0.2A 60V 4s 7.4mm 5.1mm 12.7mm 4.5Ω 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


537 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.290
50+ £0.268
100+ £0.248
Price per unit Ex VAT 		0.2A 0.4A 72V 2.2s 7.4mm 5.1mm 12.2mm 2.75Ω 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


764 in stock, despatched same dayAdditional quantity lead time 8 months
5+ £0.359
50+ £0.284
100+ £0.235
Price per unit Ex VAT 		0.25A 0.5A 72V 2.5s 7.4mm 5.1mm 12.7mm 1.95Ω 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


892 in stock, despatched same dayAdditional 892 due on 23/12/2025
5+ £0.291
50+ £0.262
100+ £0.219
Price per unit Ex VAT 		0.3A 0.6A 72V 3s 7.4mm 5.1mm 13mm 1.33Ω 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+ £0.294
50+ £0.260
100+ £0.251
Price per unit Ex VAT 		0.4A 0.8A 72V 3.8s 7.6mm 5.1mm 13.5mm 0.86Ω 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


2,015 in stock, despatched same dayAdditional quantity lead time 6 months
5+ £0.331
50+ £0.283
100+ £0.235
Price per unit Ex VAT 		0.5A 1A 72V 4s 7.9mm 5.1mm 13.7mm 0.77Ω 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+ £0.373
50+ £0.322
100+ £0.293
Price per unit Ex VAT 		0.65A 1.3A 72V 5.3s 9.7mm 5.1mm 14.5mm 0.48Ω 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


30 in stock, despatched same dayAdditional quantity lead time 7 months
5+ £0.333
50+ £0.272
100+ £0.256
Price per unit Ex VAT 		0.9A 1.8A 72V 7.2s 11.7mm 5.1mm 15.8mm 0.31Ω 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


577 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.344
50+ £0.318
100+ £0.293
Price per unit Ex VAT 		1.1A 2.2A 72V 8.2s 13mm 5.1mm 18mm 0.25Ω 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


2,490 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.281
50+ £0.241
100+ £0.228
Price per unit Ex VAT 		1.1A 2.2A 30V 6.6s 7.4mm 5.8mm 14.2mm 0.1Ω 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


543 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.396
50+ £0.303
100+ £0.279
Price per unit Ex VAT 		1.35A 2.7A 30V 7.3s 8.9mm 5.8mm 13.5mm 0.08Ω 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


119 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.370
50+ £0.326
100+ £0.315
Price per unit Ex VAT 		1.6A 3.2A 30V 8s 8.9mm 5.8mm 15.2mm 0.07Ω 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


646 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.332
50+ £0.291
100+ £0.235
Price per unit Ex VAT 		1.85A 3.7A 30V 8.7s 10.2mm 5.8mm 15.7mm 0.06Ω 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+ £0.313
50+ £0.270
100+ £0.254
Price per unit Ex VAT 		2.5A 5A 30V 10.3s 11.4mm 5.8mm 18.3mm 0.04Ω 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


519 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.421
50+ £0.372
100+ £0.360
Price per unit Ex VAT 		3A 6A 30V 10.8s 11.4mm 5.8mm 16.5mm 0.05Ω 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


189 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.401
50+ £0.323
100+ £0.297
Price per unit Ex VAT 		4A 8A 30V 12.7s 14mm 5.8mm 19.3mm 0.03Ω 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


300 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.486
50+ £0.372
100+ £0.343
Price per unit Ex VAT 		5A 10A 30V 14.5s 14mm 10.9mm 24.1mm 0.03Ω 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


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