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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 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1500W 495V Bi-Directional 1.5KE550CA Littelfuse 1: $1.19 A tariff of 40% may be applied if shipping to the United States. 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 A tariff of 40% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,200
Resettable Fuses - PPTC 6V 3.0A 1210 PTC SL 1210L300SLWR Littelfuse 1: $1.88 A tariff of 10% may be applied if shipping to the United States. 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 $0.856 View $1.19 $1.10 $1.01 $0.836 A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 6V POLYFUSE 1206 LoRho SL 3.00A 1206L300SLTHYR Littelfuse 1: $1.88 A tariff of 30% may be applied if shipping to the United States. 45,428In 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	45,428In 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 4,000
Resettable Fuses - PPTC PTC 30V POLY 1812 HALOGEN-FREE .35A 1812L035/30DR Littelfuse 1: $1.92 A tariff of 10% may be applied if shipping to the United States. 19,218In 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	19,218In Stock	Cut Tape $1.92 $1.73 $1.47 $1.34 Reel $0.827 View $1.20 $1.11 $0.823 MouseReel Available A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC 1.85A 33V 2920 2920L185DR Littelfuse 1: $0.82 A tariff of 10% may be applied if shipping to the United States. 43,533In 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	43,533In 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 A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,500
Surface Mount Fuses 125VAC 1A .078ohms 453 NANO2 0453001.MR Littelfuse 1: $1.76 A tariff of 10% may be applied if shipping to the United States. 18,090In Stock	Mfr. Part # 0453001.MR Mouser Part # 576-0453001.MR	Littelfuse	Surface Mount Fuses 125VAC 1A .078ohms 453 NANO2 Learn More about Littelfuse indoor led protection	Datasheet	18,090In Stock	Cut Tape $1.76 $1.39 $1.25 $1.13 View Reel $0.793 $1.04 $0.97 $0.793 MouseReel Available A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,000
Resettable Fuses - PPTC 20A 135mV BladeDevice BD280-1130-20/16 Littelfuse 1: $7.98 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A 0805L260SLTHYR Littelfuse 1: $1.83 A tariff of 10% may be applied if shipping to the United States. 6,510In Stock	Mfr. Part # 0805L260SLTHYR Mouser Part # 576-0805L260SLTHYR	Littelfuse	Resettable Fuses - PPTC 6V POLYFUSE 0805 LoRho SL 2.60A Learn More about Littelfuse lorho	Datasheet	6,510In Stock	Cut Tape $1.83 $1.68 $1.44 $1.34 View Reel $0.947 $1.23 $1.14 $1.07 $1.06 $0.947 MouseReel Available A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 4,000
Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 16A 0977016.MXEP Littelfuse 1: $12.86 A tariff of 30% may be applied if shipping to the United States. 1,000In Stock	Mfr. Part # 0977016.MXEP Mouser Part # 576-0977016.MXEP	Littelfuse	Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 16A Learn More about Littelfuse indoor led protection	Datasheet	1,000In Stock	$12.86 $10.67 $9.85 $8.17 View $7.53 $6.76 $6.44 $6.43 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 6V 6.0A-HD 50A SMD 1210L600SLWR Littelfuse 1: $2.31 A tariff of 8% may be applied if shipping to the United States. 3,000In Stock	Mfr. Part # 1210L600SLWR Mouser Part # 576-1210L600SLWR	Littelfuse	Resettable Fuses - PPTC 6V 6.0A-HD 50A SMD Learn More about Littelfuse lorho	Datasheet	3,000In Stock	Cut Tape $2.31 $2.14 $1.77 $1.55 Reel $1.00 View $1.46 $1.29 $1.18 $0.947 MouseReel Available A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A 2920L700SLPR Littelfuse 1: $2.21 A tariff of 10% may be applied if shipping to the United States. 2,665In Stock	Mfr. Part # 2920L700SLPR Mouser Part # 576-2920L700SLPR	Littelfuse	Resettable Fuses - PPTC 6V POLYFUSE 2920 LoRho SL 7.0A Learn More about Littelfuse lorho	Datasheet	2,665In Stock	Cut Tape $2.21 $2.07 $1.83 $1.74 View Reel $1.42 $1.61 $1.49 $1.42 MouseReel Available A tariff of 10% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 2,000
Resettable Fuses - PPTC PTC POLYFUSE RADIAL 72V 1.85A 72R185XMR Littelfuse 1: $1.78 A tariff of 30% may be applied if shipping to the United States. 3,466In Stock	Mfr. Part # 72R185XMR Mouser Part # 576-72R185XMR	Littelfuse	Resettable Fuses - PPTC PTC POLYFUSE RADIAL 72V 1.85A Learn More about Littelfuse radial leaded pptcs	Datasheet	3,466In Stock	$1.78 $1.65 $1.37 $1.26 Reel $0.808 View $1.13 $1.05 $0.787 $0.758 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,000
Resettable Fuses - PPTC 9A 30V 100A Imax RUEF900 Littelfuse 1: $1.15 A tariff of 30% may be applied if shipping to the United States. 17,181In Stock	Mfr. Part # RUEF900 Mouser Part # 650-RUEF900	Littelfuse	Resettable Fuses - PPTC 9A 30V 100A Imax Learn More about Littelfuse radial leaded pptcs	Datasheet	17,181In Stock	$1.15 $1.02 $0.865 $0.801 View $0.712 $0.663 $0.634 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 1.5A 15V 40A Imax SMD150F-2 Littelfuse 1: $0.57 A tariff of 30% may be applied if shipping to the United States. 12,143In Stock	Mfr. Part # SMD150F-2 Mouser Part # 650-SMD150F-2	Littelfuse	Resettable Fuses - PPTC 1.5A 15V 40A Imax Learn More about Littelfuse polyswitch smd ptcs	Datasheet	12,143In Stock	Cut Tape $0.57 $0.48 $0.424 $0.358 Reel $0.291 View $0.333 $0.317 $0.287 $0.275 MouseReel Available A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC 9V 1.1A 0805 POLYFUSE SURF MOUNT 0805L110WR Littelfuse 1: $1.12 A tariff of 8% may be applied if shipping to the United States. 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 A tariff of 8% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 3,000
Cartridge Fuses 500Vac 450Vdc 5x20 TL 4A 0977004.MXP Littelfuse 1: $10.48 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Cartridge Fuses 500Vac 450Vdc 5x20 TL PT 10A 0977010.MXEP Littelfuse 1: $12.08 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC PTC 6V POLY SURF MOUNT 1210 2.0A 1210L200PR Littelfuse 1: $0.85 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 2,000
Resettable Fuses - PPTC 0.12A 250V RADIAL 250R120U Littelfuse 1: $0.72 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC .5A 32V High Temp AEC-Q200 AHEF050 Littelfuse 1: $0.71 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC .1A 60V Mini SMD AEC-Q200 MINIASMDC010F-2 Littelfuse 1: $0.65 A tariff of 30% may be applied if shipping to the United States. 9,911In Stock	Mfr. Part # MINIASMDC010F-2 Mouser Part # 650-MINIASMDC010F-2	Littelfuse	Resettable Fuses - PPTC .1A 60V Mini SMD AEC-Q200 Learn More about Littelfuse polyswitch automotive pptcs	Datasheet	9,911In Stock	Cut Tape $0.65 $0.594 $0.495 $0.457 Reel $0.275 View $0.41 $0.349 $0.253 $0.247 MouseReel Available A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 2,000
Resettable Fuses - PPTC 60V 40A 2.30W Radial-leaded Device RKEF135 Littelfuse 1: $0.52 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 5A 30V 100A Imax RUEF500K-2 Littelfuse 1: $0.89 A tariff of 30% may be applied if shipping to the United States. 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 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC .15A 250Vdc 600Vrms TRF600-150-B-0.5-2 Littelfuse 1: $1.24 A tariff of 30% may be applied if shipping to the United States. 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 $1.24 $0.965 $0.863 $0.80 Reel $0.59 View $0.727 $0.619 $0.563 $0.545 A tariff of 30% may be applied if shipping to the United States.	Min.: 1 Mult.: 1 : 1,500