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Indoor LED Lighting Circuit Protection

Littelfuse Indoor LED Lighting Circuit Protection ensures a long operating life, increased energy efficiency, and safety. LEDs can be damaged by voltage or current surges, and by extreme temperatures. Littelfuse circuit protection technology protects LED assemblies from potential damage. Important circuit protection technologies include metal-oxide varistors (MOVs), transient voltage suppression (TVS) diodes, and fuses.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Thermal Cutoffs Metal Hybrid PPTC MHP-TAM6-9-72 Littelfuse 1: $1.35 19,128In Stock	Mfr. Part # MHP-TAM6-9-72 Mouser Part # 650-MHP-TAM6-9-72	Littelfuse	Thermal Cutoffs Metal Hybrid PPTC Learn More about Littelfuse mhp tam	Datasheet	19,128In Stock	$1.35 $1.19 $1.14 $1.07 View $1.02 $0.972 $0.923 $0.846 $0.77	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 6V 3.0A 1210 PTC SL 1210L300SLWR Littelfuse 1: $1.88 17,914In Stock	Mfr. Part # 1210L300SLWR Mouser Part # 576-1210L300SLWR	Littelfuse	Resettable Fuses - PPTC 6V 3.0A 1210 PTC SL Learn More about Littelfuse lorho	Datasheet	17,914In Stock	Cut Tape $1.88 $1.73 $1.44 $1.33 Reel $0.821 View $1.19 $1.10 $1.01 $0.803	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 1500W 495V Bi-Directional 1.5KE550CA Littelfuse 1: $1.19 54,274In Stock	Mfr. Part # 1.5KE550CA Mouser Part # 576-1.5KE550CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 495V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	54,274In Stock	Cut Tape $1.19 $0.875 $0.737 $0.656 Reel $0.38 View $0.513 $0.336	Min.: 1 Mult.: 1 : 1,200
Resettable Fuses - PPTC 1.85A 33V 2920 2920L185DR Littelfuse 1: $0.82 45,283In Stock 40,500Expected 12/24/2026	Mfr. Part # 2920L185DR Mouser Part # 576-2920L185	Littelfuse	Resettable Fuses - PPTC 1.85A 33V 2920 Learn More about Littelfuse 2920l polyswitch resettable fuses	Datasheet	45,283In Stock 40,500Expected 12/24/2026	Cut Tape $0.82 $0.71 $0.623 $0.575 Reel $0.33 View $0.517 $0.477 $0.32 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC 20A 135mV BladeDevice BD280-1130-20/16 Littelfuse 1: $7.98 4,539In Stock	Mfr. Part # BD280-1130-20/16 Mouser Part # 650-BD280-1130-20/16	Littelfuse	Resettable Fuses - PPTC 20A 135mV BladeDevice Learn More about Littelfuse bladed ptcs	Datasheet	4,539In Stock	$7.98 $6.62 $6.11 $5.07 View $4.67 $4.19 $3.87 $3.81 $3.80	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A 1206L300SLTHYR Littelfuse 1: $1.88 45,448In Stock	Mfr. Part # 1206L300SLTHYR Mouser Part # 576-1206L300SLTHYR	Littelfuse	Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A Learn More about Littelfuse lorho	Datasheet	45,448In Stock	Cut Tape $1.88 $1.70 $1.44 $1.29 View Reel $0.801 $1.17 $1.07 $0.993 $0.928 $0.801 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A 1812L035/30DR Littelfuse 1: $1.92 19,234In Stock	Mfr. Part # 1812L035/30DR Mouser Part # 576-1812L035/30DR	Littelfuse	Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A Learn More about Littelfuse 1812l fuses	Datasheet	19,234In Stock	Cut Tape $1.92 $1.73 $1.47 $1.34 Reel $0.827 View $1.20 $1.11 $0.823 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC 9V 1.1A 0805 POLYFUSE SURF MOUNT 0805L110WR Littelfuse 1: $1.12 9,678In Stock	Mfr. Part # 0805L110WR Mouser Part # 576-0805L110WR	Littelfuse	Resettable Fuses - PPTC 9V 1.1A 0805 POLYFUSE SURF MOUNT Learn More about Littelfuse 0805l ptc fuses	Datasheet	9,678In Stock	Cut Tape $1.12 Reel $1.12 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Cartridge Fuses 500Vac 450Vdc 5x20 TL 4A 0977004.MXP Littelfuse 1: $10.48 726In Stock	Mfr. Part # 0977004.MXP Mouser Part # 576-0977004.MXP	Littelfuse	Cartridge Fuses 500Vac 450Vdc 5x20 TL 4A Learn More about Littelfuse indoor led protection	Datasheet	726In Stock	$10.48 $8.70 $6.20 $5.14 $5.13	Min.: 1 Mult.: 1
Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 10A 0977010.MXEP Littelfuse 1: $12.08 362In Stock	Mfr. Part # 0977010.MXEP Mouser Part # 576-0977010.MXEP	Littelfuse	Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 10A Learn More about Littelfuse indoor led protection	Datasheet	362In Stock	$12.08 $10.02 $9.25 $7.67 View $7.07 $6.01 $5.85 Quote	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 0.05A 30V 1210 1210L005WR Littelfuse 1: $0.46 35,587In Stock	Mfr. Part # 1210L005WR Mouser Part # 576-1210L005	Littelfuse	Resettable Fuses - PPTC 0.05A 30V 1210 Learn More about Littelfuse 1210l pptc fuses	Datasheet	35,587In Stock	Cut Tape $0.46 $0.374 $0.357 $0.317 View Reel $0.209 $0.292 $0.275 $0.257 $0.209 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1210 2.0A 1210L200PR Littelfuse 1: $0.85 3,434In Stock	Mfr. Part # 1210L200PR Mouser Part # 576-1210L200PR	Littelfuse	Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1210 2.0A Learn More about Littelfuse 1210l pptc fuses	Datasheet	3,434In Stock	Cut Tape $0.85 $0.71 $0.646 $0.58 Reel $0.433 View $0.537 $0.484 $0.415 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Resettable Fuses - PPTC 0.12A 250V RADIAL 250R120U Littelfuse 1: $0.72 3,880In Stock	Mfr. Part # 250R120U Mouser Part # 576-250R120	Littelfuse	Resettable Fuses - PPTC 0.12A 250V RADIAL Learn More about Littelfuse radial leaded pptcs	Datasheet	3,880In Stock	$0.72 $0.64 $0.50 $0.47 View $0.443 $0.418 $0.385 $0.329	Min.: 1 Mult.: 1
Resettable Fuses - PPTC .5A 32V High Temp AEC-Q200 AHEF050 Littelfuse 1: $0.71 4,176In Stock	Mfr. Part # AHEF050 Mouser Part # 650-AHEF050	Littelfuse	Resettable Fuses - PPTC .5A 32V High Temp AEC-Q200 Learn More about Littelfuse radial leaded pptcs	Datasheet	4,176In Stock	$0.71 $0.622 $0.544 $0.507 View $0.458 $0.421 $0.405 $0.404 $0.332	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 60V 40A 2.30W Radial-leaded Device RKEF135 Littelfuse 1: $0.52 9,441In Stock	Mfr. Part # RKEF135 Mouser Part # 650-RKEF135	Littelfuse	Resettable Fuses - PPTC 60V 40A 2.30W Radial-leaded Device Learn More about Littelfuse radial leaded pptcs	Datasheet	9,441In Stock	$0.52 $0.426 $0.377 $0.346 View $0.328 $0.302 $0.266 $0.262 $0.241	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 5A 30V 100A Imax RUEF500K-2 Littelfuse 1: $0.89 5,890In Stock	Mfr. Part # RUEF500K-2 Mouser Part # 650-RUEF500K-2	Littelfuse	Resettable Fuses - PPTC 5A 30V 100A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	5,890In Stock	Cut Tape $0.89 $0.821 $0.681 $0.629 Reel $0.392 View $0.565 $0.521 $0.376 $0.365	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC .15A 250Vdc 600Vrms TRF600-150-B-0.5-2 Littelfuse 1: $1.11 7,531In Stock	Mfr. Part # TRF600-150-B-0.5-2 Mouser Part # 650-TRF600-150B0.5-2	Littelfuse	Resettable Fuses - PPTC .15A 250Vdc 600Vrms Learn More about Littelfuse telecom ptcs	Datasheet	7,531In Stock	Cut Tape $1.11 $0.855 $0.804 $0.762 Reel $0.557 View $0.691 $0.58 $0.536 $0.527	Min.: 1 Mult.: 1 : 1,500
Surface Mount Fuses 250VAC 1.6A .056ohms 465 NANO2 046501.6DR Littelfuse 1: $2.33 2,229In Stock	Mfr. Part # 046501.6DR Mouser Part # 576-046501.6DR	Littelfuse	Surface Mount Fuses 250VAC 1.6A .056ohms 465 NANO2 Learn More about Littelfuse indoor led protection	Datasheet	2,229In Stock	Cut Tape $2.33 $2.12 $2.01 $1.63 View Reel $0.967 $1.38 $1.34 $1.13 $0.979 $0.967 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Cartridge Fuses 500Vac 450Vdc 5x20 TL 16A 0977016.MXP Littelfuse 1: $11.68 822In Stock	Mfr. Part # 0977016.MXP Mouser Part # 576-0977016.MXP	Littelfuse	Cartridge Fuses 500Vac 450Vdc 5x20 TL 16A Learn More about Littelfuse indoor led protection	Datasheet	822In Stock	$11.68 $9.69 $8.94 $7.41 View $6.83 $6.13 $5.79 $5.78	Min.: 1 Mult.: 1
Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 6.3A 097706.3MXEP Littelfuse 1: $12.23 1,006In Stock	Mfr. Part # 097706.3MXEP Mouser Part # 576-097706.3MXEP	Littelfuse	Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 6.3A Learn More about Littelfuse indoor led protection	Datasheet	1,006In Stock	$12.23 $10.60 $9.78 $8.11 View $7.43 $6.71 $6.24 $6.11 Quote	Min.: 1 Mult.: 1
Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 3.15A 09773.15MXEP Littelfuse 1: $11.68 767In Stock	Mfr. Part # 09773.15MXEP Mouser Part # 576-09773.15MXEP	Littelfuse	Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 3.15A Learn More about Littelfuse indoor led protection	Datasheet	767In Stock	$11.68 $9.69 $8.94 $7.41 View $6.83 $6.14 $5.79 $5.78	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1500W 376V Uni-Directional 1.5KE440A Littelfuse 1: $1.51 7,347In Stock	Mfr. Part # 1.5KE440A Mouser Part # 576-1.5KE440A	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 376V Uni-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	7,347In Stock	Cut Tape $1.51 $0.697 $0.696 $0.484 Reel $0.353 View $0.406 $0.338 $0.324 $0.307	Min.: 1 Mult.: 1 : 1,200
ESD Protection Diodes / TVS Diodes 1500W 43.6V Bi-Directional 1.5KE51CA Littelfuse 1: $1.01 11,438In Stock	Mfr. Part # 1.5KE51CA Mouser Part # 576-1.5KE51CA	Littelfuse	ESD Protection Diodes / TVS Diodes 1500W 43.6V Bi-Directional Learn More about Littelfuse 1.5ke series diodes	Datasheet	11,438In Stock	Cut Tape $1.01 $0.527 $0.459 $0.361 Reel $0.238 $0.223	Min.: 1 Mult.: 1 : 1,200
Resettable Fuses - PPTC RGEF250-2 RGEF250-2 Littelfuse 1: $0.45 5,423In Stock	Mfr. Part # RGEF250-2 Mouser Part # 650-RGEF250-2	Littelfuse	Resettable Fuses - PPTC RGEF250-2 Learn More about Littelfuse radial leaded pptcs	Datasheet	5,423In Stock	Cut Tape $0.45 $0.406 $0.353 $0.329 View Reel $0.25 $0.305 $0.289 $0.274 $0.25	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM 250R120-RAZR Littelfuse 1: $1.45 2,400In Stock	Mfr. Part # 250R120-RAZR Mouser Part # 576-250R120-RAZR	Littelfuse	Resettable Fuses - PPTC PTC 60V/250V.120A POLY TELECOM Learn More about Littelfuse radial leaded pptcs	Datasheet	2,400In Stock	$1.45 $1.34 $1.11 $1.02 Reel $0.638 View $0.916 $0.844 $0.637 $0.601	Min.: 1 Mult.: 1 : 1,200