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 (CAD) Filter the results in the table by unit price based on your quantity. Qty. RoHS
Littelfuse LED Protection Devices 240V 10kA IP66 PARALLEL 622In Stock
$31.51
$28.44
$21.66
$21.14
$20.95
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 120V 10kA IP66 PARALLEL 309In Stock
$33.09
$30.44
$25.83
$21.15
$20.79
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 PARALLEL 41In Stock
$31.74
$30.44
$29.25
$23.26
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices LSP THERMALLY PROTECTED VARISTOR 48In Stock
$31.82
$31.62
$22.56
$21.95
$21.12
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 277V 10kA IP66 PARALLEL 3,544In Stock
8Expected 2026-11-11
$27.85
$25.85
$21.21
$19.31
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 277V 10kA IP66 Series 4,699In Stock
2,928Expected 2027-03-01
$27.95
$24.51
$22.06
$19.77
$19.73
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 120V 10kA IP66 Series 494In Stock
$29.61
$29.42
$24.08
$23.98
$23.66
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 Series 122In Stock
$34.50
$28.71
$26.76
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 480V 10kA IP66 Series 78In Stock
$39.15
$36.91
$32.49
$27.59
$26.76
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 480V 10kA IP66 PARALLEL 194In Stock
$28.83
$23.88
$21.30
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 480V 10kA IP66 Series 146In Stock
120Expected 2026-12-28
$28.20
$27.63
$22.31
$21.77
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 Series 64In Stock
$37.67
$35.41
$30.95
$26.76
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 347V 10kA IP66 PARALLEL 43In Stock
$29.06
$29.04
$23.67
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 347V 10kA IP66 Series 5In Stock
$36.53
$35.71
$27.89
$26.76
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 240V 10kA IP66 Parallel Non-Stocked Lead-Time 19 Weeks
$23.96
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$23.96
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices 240V 10kA IP66 Series Non-Stocked Lead-Time 19 Weeks
$27.56
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$34.50
$27.26
$26.76
Min.: 1
Mult.: 1
Littelfuse LED Protection Devices 277V 10kA IP66 Parallel Non-Stocked Lead-Time 19 Weeks
$24.90
$24.49
$24.36
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$24.85
$24.47
$24.45
$24.34
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices 277V 10kA IP66 Series Non-Stocked Lead-Time 19 Weeks
$27.58
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$27.58
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices 480V 10kA IP66 PARALLEL Non-Stocked Lead-Time 19 Weeks
$23.26
Min.: 80
Mult.: 8
Littelfuse LED Protection Devices LSP THERMALLY PROTECTED VARISTOR Non-Stocked Lead-Time 19 Weeks
$21.74
Min.: 60
Mult.: 6
Littelfuse Varistors Non-Stocked Lead-Time 17 Weeks