Circuit Protection – Mouser United Kingdom

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A 1812L035/30DR Littelfuse 1: £1.44 18,798In Stock	Mfr. Part No. 1812L035/30DR Mouser Part No 576-1812L035/30DR	Littelfuse	Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A Learn More about Littelfuse 1812l fuses	Datasheet	18,798In Stock	Cut Tape £1.44 £1.34 £1.10 £1.02 View Reel £0.813 £0.917 £0.849 £0.813 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
ESD Protection Diodes / TVS Diodes SMDJ - CA 250V SMDJ250CA Littelfuse 1: £2.24 2,900In Stock 9,000Expected 08/03/2027	Mfr. Part No. SMDJ250CA Mouser Part No 576-SMDJ250CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMDJ - CA 250V Learn More about Littelfuse military uav systems	Datasheet	2,900In Stock 9,000Expected 08/03/2027	Cut Tape £2.24 £1.44 £1.17 £0.995 View Reel £0.668 £0.773 £0.687 £0.668 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMDJ - A 300V SMDJ300A Littelfuse 1: £2.25 2,325In Stock	Mfr. Part No. SMDJ300A Mouser Part No 576-SMDJ300A	Littelfuse	ESD Protection Diodes / TVS Diodes SMDJ - A 300V Learn More about Littelfuse military uav systems	Datasheet	2,325In Stock	Cut Tape £2.25 £1.45 £1.18 £0.995 £0.788 Reel £0.668	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 70V 5% Bi-Directional SMDJ70CA Littelfuse 1: £1.50 14,103In Stock	Mfr. Part No. SMDJ70CA Mouser Part No 576-SMDJ70CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 70V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	14,103In Stock	Cut Tape £1.50 £0.74 £0.603 £0.548 View Reel £0.446 £0.466 £0.449 £0.446 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 5A 30V 100A Imax RUEF500K-2 Littelfuse 1: £0.668 5,885In Stock	Mfr. Part No. RUEF500K-2 Mouser Part No 650-RUEF500K-2	Littelfuse	Resettable Fuses - PPTC 5A 30V 100A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	5,885In Stock	Cut Tape £0.668 £0.616 £0.512 £0.472 Reel £0.294 View £0.424 £0.391 £0.282 £0.276	Min.: 1 Mult.: 1 : 1,500
ESD Protection Diodes / TVS Diodes 3kW 180V 5% Bi-Directional SMDJ180CA Littelfuse 1: £2.11 3,451In Stock	Mfr. Part No. SMDJ180CA Mouser Part No 576-SMDJ180CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 180V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3,451In Stock	Cut Tape £2.11 £1.36 £1.10 £0.925 Reel £0.597 View £0.725 £0.663 £0.581 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 220V 5% Uni-Directional SMDJ220A Littelfuse 1: £2.17 2,793In Stock	Mfr. Part No. SMDJ220A Mouser Part No 576-SMDJ220A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 220V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	2,793In Stock	Cut Tape £2.17 £1.40 £1.07 £0.96 View Reel £0.608 £0.773 £0.688 £0.608	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 54V 5% Bi-Directional SMDJ54CA Littelfuse 1: £1.50 5,176In Stock	Mfr. Part No. SMDJ54CA Mouser Part No 576-SMDJ54CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 54V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5,176In Stock	Cut Tape £1.50 £0.788 £0.645 £0.56 View Reel £0.446 £0.466 £0.446 £0.446 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 70V 5% Uni-Directional SMDJ70A Littelfuse 1: £1.21 8,050In Stock	Mfr. Part No. SMDJ70A Mouser Part No 576-SMDJ70A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 70V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	8,050In Stock	Cut Tape £1.21 £0.803 £0.60 £0.523 View Reel £0.285 £0.419 £0.357 £0.285 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 9A 30V 100A Imax RUEF900 Littelfuse 1: £0.863 17,181In Stock	Mfr. Part No. RUEF900 Mouser Part No 650-RUEF900	Littelfuse	Resettable Fuses - PPTC 9A 30V 100A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	17,181In Stock	£0.863 £0.746 £0.651 £0.603 View £0.546 £0.504 £0.498	Min.: 1 Mult.: 1
Resettable Fuses - PPTC RGEF250-2 RGEF250-2 Littelfuse 1: £0.338 5,423In Stock	Mfr. Part No. RGEF250-2 Mouser Part No 650-RGEF250-2	Littelfuse	Resettable Fuses - PPTC RGEF250-2 Learn More about Littelfuse radial leaded pptcs	Datasheet	5,423In Stock	Cut Tape £0.338 £0.305 £0.265 £0.247 View Reel £0.196 £0.229 £0.217 £0.206 £0.196	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC RGEF300 RGEF300 Littelfuse 1: £0.405 18,025In Stock	Mfr. Part No. RGEF300 Mouser Part No 650-RGEF300	Littelfuse	Resettable Fuses - PPTC RGEF300 Learn More about Littelfuse radial leaded pptcs	Datasheet	18,025In Stock	£0.405 £0.375 £0.311 £0.264 View £0.249 £0.237 £0.226 £0.211	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 3kW 22V 5% Bi-Directional SMDJ22CA Littelfuse 1: £1.40 3,274In Stock	Mfr. Part No. SMDJ22CA Mouser Part No 576-SMDJ22CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 22V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3,274In Stock	Cut Tape £1.40 £0.737 £0.606 £0.527 View Reel £0.413 £0.425 £0.413 £0.413 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMDJ - CA 400V SMDJ400CA Littelfuse 1: £2.17 3,985In Stock	Mfr. Part No. SMDJ400CA Mouser Part No 576-SMDJ400CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMDJ - CA 400V Learn More about Littelfuse military uav systems	Datasheet	3,985In Stock	Cut Tape £2.17 £1.40 £1.07 £0.96 Reel £0.623 View £0.773 £0.688 £0.608	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMDJ - CA 200V SMDJ200CA Littelfuse 1: £2.21 1,672In Stock	Mfr. Part No. SMDJ200CA Mouser Part No 576-SMDJ200CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMDJ - CA 200V Learn More about Littelfuse military uav systems	Datasheet	1,672In Stock	Cut Tape £2.21 £1.42 £1.13 £0.978 Reel £0.645 View £0.78 £0.688 £0.623 £0.608 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 8V 5% Uni-Directional SMDJ8.0A Littelfuse 1: £1.20 3,669In Stock	Mfr. Part No. SMDJ8.0A Mouser Part No 576-SMDJ8.0A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 8V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	3,669In Stock	Cut Tape £1.20 £0.581 £0.497 £0.445 View Reel £0.327 £0.387 £0.357 £0.327 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 220V 5% Bi-Directional SMDJ220CA Littelfuse 1: £2.01 6,718In Stock	Mfr. Part No. SMDJ220CA Mouser Part No 576-SMDJ220CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 220V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	6,718In Stock	Cut Tape £2.01 £1.32 £1.00 £0.908 View Reel £0.565 £0.725 £0.663 £0.565 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 8.5V 5% Bi-Directional SMDJ8.5CA Littelfuse 1: £1.27 5,490In Stock	Mfr. Part No. SMDJ8.5CA Mouser Part No 576-SMDJ8.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 8.5V 5% Bi-Directional Learn More about Littelfuse tvsdiodes	Datasheet	5,490In Stock	Cut Tape £1.27 £0.803 £0.60 £0.534 View Reel £0.352 £0.42 £0.385 £0.352 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes SMDJ - CA 300V SMDJ300CA Littelfuse 1: £2.25 758In Stock 3,000Expected 08/12/2026	Mfr. Part No. SMDJ300CA Mouser Part No 576-SMDJ300CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMDJ - CA 300V Learn More about Littelfuse military uav systems	Datasheet	758In Stock 3,000Expected 08/12/2026	Cut Tape £2.25 £1.45 £1.18 £0.995 £0.788 Reel £0.72 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC RGEF500K-AP RGEF500K-AP Littelfuse 1: £0.503 3,535In Stock	Mfr. Part No. RGEF500K-AP Mouser Part No 650-RGEF500K-AP	Littelfuse	Resettable Fuses - PPTC RGEF500K-AP Learn More about Littelfuse radial leaded pptcs	Datasheet	3,535In Stock	Cut Tape £0.503 £0.46 £0.382 £0.353 Reel £0.269 View £0.318 £0.282 £0.26	Min.: 1 Mult.: 1 : 2,000
Resettable Fuses - PPTC Radial Lead 7A 16V 100A Imax RGEF700K-2 Littelfuse 1: £0.638 2,931In Stock	Mfr. Part No. RGEF700K-2 Mouser Part No 650-RGEF700K-2	Littelfuse	Resettable Fuses - PPTC Radial Lead 7A 16V 100A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	2,931In Stock	Cut Tape £0.638 £0.585 £0.485 £0.448 Reel £0.279 View £0.402 £0.372 £0.261	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC 1.35A 30V 40A Imax RUEF135S Littelfuse 1: £0.405 80In Stock	Mfr. Part No. RUEF135S Mouser Part No 650-RUEF135S	Littelfuse	Resettable Fuses - PPTC 1.35A 30V 40A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	80In Stock	£0.405 £0.378 £0.31 £0.238 View £0.215 £0.197 £0.182	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 3kW 9V 5% Uni-Directional SMDJ9.0A Littelfuse 1: £1.20 2,397In Stock	Mfr. Part No. SMDJ9.0A Mouser Part No 576-SMDJ9.0A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 9V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	2,397In Stock	Cut Tape £1.20 £0.759 £0.566 £0.504 View Reel £0.327 £0.395 £0.357 £0.327 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 3kW 17V 5% Uni-Directional SMDJ17A Littelfuse 1: £1.32 2,748In Stock	Mfr. Part No. SMDJ17A Mouser Part No 576-SMDJ17A	Littelfuse	ESD Protection Diodes / TVS Diodes 3kW 17V 5% Uni-Directional Learn More about Littelfuse tvsdiodes	Datasheet	2,748In Stock	Cut Tape £1.32 £0.834 £0.545 £0.421 £0.357 Reel £0.325 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 4A 30V 100A Imax RUEF400K-2 Littelfuse 1: £0.436 3,000In Stock	Mfr. Part No. RUEF400K-2 Mouser Part No 650-RUEF400K-2	Littelfuse	Resettable Fuses - PPTC 4A 30V 100A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	3,000In Stock	Cut Tape £0.436 £0.394 £0.346 £0.323 Reel £0.244 View £0.299 £0.282 £0.231 £0.23	Min.: 1 Mult.: 1 : 1,500

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Types of Circuit Protection