LSP10 Surge Protection Modules

Littelfuse LSP10 Surge Protection Modules offer protection up to 20kA. The LSP10 is a thermally self-protected device specially designed for outdoor and commercial LED lighting fixtures for transient overvoltage protection. Using Littelfuse varistor technology, its built-in thermal disconnect function provides additional protection to prevent catastrophic failure and fire hazard even under the extreme circumstances of varistor end-of-life or sustaining overvoltage conditions. LSP10 Series connected option allows clear indication of thermal fault protection by disconnecting power to the luminaire.

Types of Circuit Protection

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Results: 25
Select Image Part # Mfr. Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR 80In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 120V 10kA IP66 Series 626In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 240V 10kA IP66 Series 167In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 277V 10kA IP66 Series 3,889In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 120V 10kA IP66 PARALLEL 329In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 240V 10kA IP66 PARALLEL 664In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 240V 10kA IP66 Series 101In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 480V 10kA IP66 PARALLEL 124In Stock
80Expected 02/12/2026
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 240V 10kA IP66 PARALLEL 41In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 347V 10kA IP66 PARALLEL 43In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 347V 10kA IP66 Series 6In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 480V 10kA IP66 Series 27In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 480V 10kA IP66 Series 98In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices LSP THERMALLY PROTECTED VARISTOR 49In Stock
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 277V 10kA IP66 PARALLEL
3,636On Order
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices 240V 10kA IP66 Parallel Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices 240V 10kA IP66 Series Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices 277V 10kA IP66 Parallel Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices 277V 10kA IP66 Series Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
Min.: 80
Mult.: 8

Littelfuse LED Protection Devices 480V 10kA IP66 PARALLEL Non-Stocked Lead-Time 19 Weeks
Min.: 1
Mult.: 1

Littelfuse LED Protection Devices LSP THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
Min.: 1
Mult.: 1

Littelfuse Varistors Non-Stocked Lead-Time 17 Weeks