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 (USD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse LED Protection Devices 120V 10kA IP66 PARALLEL 309In Stock
$22.98
$21.14
$17.94
$14.69
$14.44
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices LSP THERMALLY PROTECTED VARISTOR 48In Stock
$22.10
$21.96
$15.67
$15.24
$14.67
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 277V 10kA IP66 PARALLEL 3,544In Stock
24On Order
$19.34
$17.95
$14.73
$13.41
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 277V 10kA IP66 Series 4,876In Stock
2,928Expected 3/18/2027
$19.41
$17.02
$15.32
$13.73
$13.70
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 120V 10kA IP66 Series 497In Stock
$20.56
$20.43
$16.72
$16.65
$16.43
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 Series 122In Stock
$23.96
$19.94
$18.58
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 PARALLEL 622In Stock
$21.96
$20.55
$17.07
$16.15
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 480V 10kA IP66 PARALLEL 194In Stock
$20.02
$16.58
$14.79
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 PARALLEL 41In Stock
$22.04
$21.14
$20.31
$16.15
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 Series 64In Stock
$26.16
$24.59
$21.49
$18.58
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 347V 10kA IP66 Series 5In Stock
$25.37
$24.80
$19.37
$18.58
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 480V 10kA IP66 Series 46In Stock
32Expected 11/5/2026
$27.19
$25.63
$22.56
$19.16
$18.58
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 480V 10kA IP66 Series 18In Stock
248On Order
$19.58
$19.19
$15.49
$15.12
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 347V 10kA IP66 PARALLEL 43In Stock
$20.18
$20.17
$16.44
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 Parallel Non-Stocked Lead-Time 19 Weeks
$16.64
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$16.64
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices 240V 10kA IP66 Series Non-Stocked Lead-Time 19 Weeks
$19.14
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$23.96
$18.93
$18.58
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 277V 10kA IP66 Parallel Non-Stocked Lead-Time 19 Weeks
$17.29
$17.01
$16.92
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$17.26
$16.99
$16.98
$16.90
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices 277V 10kA IP66 Series Non-Stocked Lead-Time 19 Weeks
$19.15
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$19.15
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices 480V 10kA IP66 PARALLEL Non-Stocked Lead-Time 19 Weeks
$16.15
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices LSP THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$21.03
$20.57
$15.21
$15.10
Min.: 1
Mult.: 1
Littelfuse Varistors Non-Stocked Lead-Time 17 Weeks