Circuit Protection – Mouser Canada

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Smart Thermostat Solutions

Littelfuse Smart Thermostat Solutions components allow designers to implement Internet of Things (IoT) solutions to boost energy efficiency and monitor energy usage. Littelfuse Smart Thermostat solutions complement other Smart Building features, including safety and security systems.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.
LED Protection Devices LED PROTECTOR Bi 9V QFN 3X3 2L RoHS PLED9Q12 Littelfuse 1: $1.86 5,719In Stock	Mfr. Part # PLED9Q12 Mouser Part # 576-PLED9Q12	Littelfuse	LED Protection Devices LED PROTECTOR Bi 9V QFN 3X3 2L RoHS Learn More about Littelfuse pled led protectors	Datasheet	5,719In Stock	Cut Tape $1.86 $0.877 $0.619 $0.513 View Reel $0.396 $0.459 $0.442 $0.396 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes TVS 500W 7V DO-214AA TR13 SACB7.0 Littelfuse 1: $1.73 18,646In Stock	Mfr. Part # SACB7.0 Mouser Part # 576-SACB7.0	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 500W 7V DO-214AA TR13 Learn More about Littelfuse tvsdiodes	Datasheet	18,646In Stock	Cut Tape $1.73 $0.703 $0.547 $0.438 Reel $0.32 View $0.422 $0.291 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC SMDC030F-2 SMDC030F-2 Littelfuse 1: $1.02 6,033In Stock	Mfr. Part # SMDC030F-2 Mouser Part # 650-SMDC030F-2	Littelfuse	Resettable Fuses - PPTC SMDC030F-2 Learn More about Littelfuse polyswitch smd ptcs	Datasheet	6,033In Stock	Cut Tape $1.02 $0.932 $0.775 $0.714 View Reel $0.42 $0.642 $0.592 $0.546 $0.517 $0.42 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Surface Mount Fuses 32V FA 1206 3.5A 043703.5WR Littelfuse 1: $2.23 3,393In Stock	Mfr. Part # 043703.5WR Mouser Part # 576-043703.5WR	Littelfuse	Surface Mount Fuses 32V FA 1206 3.5A Learn More about Littelfuse 437 smt fuses	Datasheet	3,393In Stock	Cut Tape $2.23 $1.86 $1.71 $1.42 View Reel $0.904 $1.31 $1.18 $1.08 $0.998 $0.904 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional SMAJ22A Littelfuse 1: $0.518 87,209In Stock	Mfr. Part # SMAJ22A Mouser Part # 576-SMAJ22A	Littelfuse	ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional Learn More about Littelfuse smaj tvs 400w diodes	Datasheet	87,209In Stock	Cut Tape $0.518 $0.297 $0.223 $0.176 Reel $0.117 View $0.16 $0.151 $0.101 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes SMF - CA 20V SMF20CA Littelfuse 1: $0.878 33,340In Stock	Mfr. Part # SMF20CA Mouser Part # 576-SMF20CA	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - CA 20V Learn More about Littelfuse smf tvs diodes	Datasheet	33,340In Stock	Cut Tape $0.878 $0.392 $0.344 $0.259 Reel $0.163 View $0.256 $0.141 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Varistors 26V 100A 190pF V26MLA0805NT Littelfuse 1: $0.677 8,555In Stock	Mfr. Part # V26MLA0805NT Mouser Part # 576-V26MLA0805NT	Littelfuse	Varistors 26V 100A 190pF Learn More about Littelfuse Littelfuse Varistors	Datasheet	8,555In Stock	Cut Tape $0.677 $0.423 $0.367 $0.34 View Reel $0.239 $0.324 $0.311 $0.297 $0.282 $0.239 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Surface Mount Fuses 63V 1.25A FA 1206 04371.25WR Littelfuse 1: $2.25 3,028In Stock	Mfr. Part # 04371.25WR Mouser Part # 576-04371.25WR	Littelfuse	Surface Mount Fuses 63V 1.25A FA 1206 Learn More about Littelfuse 437 smt fuses	Datasheet	3,028In Stock	Cut Tape $2.25 $1.99 $1.89 $1.53 View Reel $0.904 $1.31 $1.25 $1.08 $0.999 $0.904 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 63V 1.75A FA 1206 04371.75WR Littelfuse 1: $2.25 6,396In Stock	Mfr. Part # 04371.75WR Mouser Part # 576-04371.75WR	Littelfuse	Surface Mount Fuses 63V 1.75A FA 1206 Learn More about Littelfuse 437 smt fuses	Datasheet	6,396In Stock	Cut Tape $2.25 $1.99 $1.89 $1.53 View Reel $0.965 $1.31 $1.25 $1.08 $0.999 $0.965 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Surface Mount Fuses 1206 SLO-BLO 3A SLIMLINE 0468003.WR Littelfuse 1: $2.42 3,253In Stock	Mfr. Part # 0468003.WR Mouser Part # 576-0468003.WR	Littelfuse	Surface Mount Fuses 1206 SLO-BLO 3A SLIMLINE	Datasheet	3,253In Stock	Cut Tape $2.42 $2.13 $2.03 $1.64 View Reel $1.04 $1.41 $1.35 $1.17 $1.07 $1.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Varistors MLV Varistor 18V 0402 ML SERIES STD V18MLA0402NR Littelfuse 1: $0.547 14,104In Stock	Mfr. Part # V18MLA0402NR Mouser Part # 576-V18MLA0402NH	Littelfuse	Varistors MLV Varistor 18V 0402 ML SERIES STD Learn More about Littelfuse Littelfuse Varistors	Datasheet	14,104In Stock	Cut Tape $0.547 $0.338 $0.292 $0.271 View Reel $0.187 $0.258 $0.246 $0.235 $0.22 $0.187 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Surface Mount Fuses 1206 SLO-BLO 2.5A SLIMLINE HALIDE FREE 046802.5NR Littelfuse 1: $2.33 9,667In Stock	Mfr. Part # 046802.5NR Mouser Part # 576-046802.5NR	Littelfuse	Surface Mount Fuses 1206 SLO-BLO 2.5A SLIMLINE HALIDE FREE	Datasheet	9,667In Stock	Cut Tape $2.33 $2.10 $1.89 $1.61 View Reel $0.904 $1.40 $1.30 $1.08 $1.06 $0.904 $0.904 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Resettable Fuses - PPTC 1.85A 33V 2920 2920L185DR Littelfuse 1: $1.18 30,518In Stock 56,865On Order	Mfr. Part # 2920L185DR Mouser Part # 576-2920L185	Littelfuse	Resettable Fuses - PPTC 1.85A 33V 2920 Learn More about Littelfuse 2920l polyswitch resettable fuses	Datasheet	30,518In Stock 56,865On Order On Order Ship Dates Mfr. #: 2920L185DR Stock: 30,518 Can Ship Immediately On Order: 16,365 Expected 2026-11-03 40,500 Expected 2026-12-08 Factory Lead-Time: 13 Weeks	Cut Tape $1.18 $1.06 $0.897 $0.828 Reel $0.526 View $0.744 $0.687 $0.504 $0.492 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
ESD Protection Diodes / TVS Diodes 12V 100W SP12-01WTG-C-HV Littelfuse 1: $0.533 115,450In Stock	Mfr. Part # SP12-01WTG-C-HV Mouser Part # 576-SP12-01WTG-C-HV	Littelfuse	ESD Protection Diodes / TVS Diodes 12V 100W Learn More about Littelfuse spxx hv	Datasheet	115,450In Stock	Cut Tape $0.533 $0.233 $0.203 $0.151 Reel $0.078 View $0.131 $0.114 $0.109 $0.068 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
ESD Protection Diodes / TVS Diodes 400W 350V 5% Bi-Directional SMAJ350CA Littelfuse 1: $1.45 11,945In Stock	Mfr. Part # SMAJ350CA Mouser Part # 576-SMAJ350CA	Littelfuse	ESD Protection Diodes / TVS Diodes 400W 350V 5% Bi-Directional Learn More about Littelfuse smaj tvs 400w diodes	Datasheet	11,945In Stock	Cut Tape $1.45 $0.671 $0.534 $0.436 Reel $0.278 View $0.419 $0.406 $0.264 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes SMF - A 180V SMF180A Littelfuse 1: $0.907 22,337In Stock	Mfr. Part # SMF180A Mouser Part # 576-SMF180A	Littelfuse	ESD Protection Diodes / TVS Diodes SMF - A 180V Learn More about Littelfuse smf tvs diodes	Datasheet	22,337In Stock	Cut Tape $0.907 $0.406 $0.356 $0.269 Reel $0.17 View $0.164 $0.147	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 6V 100A 1.4Ohms PICOSMDC035S-2 Littelfuse 1: $0.59 18,885In Stock	Mfr. Part # PICOSMDC035S-2 Mouser Part # 650-PICOSMDC035S-2	Littelfuse	Resettable Fuses - PPTC 6V 100A 1.4Ohms Learn More about Littelfuse polyswitch smd ptcs	Datasheet	18,885In Stock	Cut Tape $0.59 $0.537 $0.446 $0.412 Reel $0.41 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Resettable Fuses - PPTC 16V 5.0A-HD 40A SMD 2920L500/16MR-A Littelfuse 1: $3.92 1,186In Stock	Mfr. Part # 2920L500/16MR-A Mouser Part # 576-2920L500/16MR-A	Littelfuse	Resettable Fuses - PPTC 16V 5.0A-HD 40A SMD Learn More about Littelfuse 2920l polyswitch resettable fuses	Datasheet	1,186In Stock	Cut Tape $3.92 $3.61 $3.00 $2.76 Reel $1.80 View $2.49 $2.29 $1.73 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm femtoSMDC010F-02 Littelfuse 1: $1.61 3,587In Stock	Mfr. Part # femtoSMDC010F-02 Mouser Part # 650-FEMTOSMDC010F-02	Littelfuse	Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm Learn More about Littelfuse indoor led protection	Datasheet	3,587In Stock	Cut Tape $1.61 $1.28 $1.08 $0.937 View Reel $0.575 $0.842 $0.778 $0.717 $0.664 $0.575 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
ESD Protection Diodes / TVS Diodes TVS 500W 8V DO-214AA TR13 SACB8.0 Littelfuse 1: $1.50 2,643In Stock	Mfr. Part # SACB8.0 Mouser Part # 576-SACB8.0	Littelfuse	ESD Protection Diodes / TVS Diodes TVS 500W 8V DO-214AA TR13 Learn More about Littelfuse tvsdiodes	Datasheet	2,643In Stock	Cut Tape $1.50 $0.936 $0.612 $0.472 $0.428 Reel $0.359 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Resettable Fuses - PPTC 6V 2920 2.60A POLYFUSE 2920L260PR Littelfuse 1: $1.47 1,940In Stock	Mfr. Part # 2920L260PR Mouser Part # 576-2920L260PR	Littelfuse	Resettable Fuses - PPTC 6V 2920 2.60A POLYFUSE Learn More about Littelfuse 2920l polyswitch resettable fuses	Datasheet	1,940In Stock	Cut Tape $1.47 $1.18 $0.989 $0.858 Reel $0.657 View $0.772 $0.711 $0.569 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
ESD Protection Diodes / TVS Diodes 400W 8.5V 5% Bi-Directional SMAJ8.5CA Littelfuse 1: $0.691 12,523In Stock	Mfr. Part # SMAJ8.5CA Mouser Part # 576-SMAJ8.5CA	Littelfuse	ESD Protection Diodes / TVS Diodes 400W 8.5V 5% Bi-Directional Learn More about Littelfuse smaj tvs 400w diodes	Datasheet	12,523In Stock	Cut Tape $0.691 $0.307 $0.269 $0.202 $0.194 Reel $0.117 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
LED Protection Devices LED PROTECTOR 18V 1000mA QFN 3x3 PLED18Q12 Littelfuse 1: $1.94 3,600In Stock	Mfr. Part # PLED18Q12 Mouser Part # 576-PLED18Q12	Littelfuse	LED Protection Devices LED PROTECTOR 18V 1000mA QFN 3x3 Learn More about Littelfuse pled led protectors	Datasheet	3,600In Stock	Cut Tape $1.94 $1.22 $0.804 $0.625 View Reel $0.396 $0.54 $0.52 $0.396 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 24V 100W SP24-01WTG-C-HV Littelfuse 1: $0.562 18,850In Stock	Mfr. Part # SP24-01WTG-C-HV Mouser Part # 576-SP24-01WTG-C-HV	Littelfuse	ESD Protection Diodes / TVS Diodes 24V 100W Learn More about Littelfuse spxx hv	Datasheet	18,850In Stock	Cut Tape $0.562 $0.297 $0.222 $0.174 Reel $0.079 View $0.131 $0.114 $0.109 $0.068 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Varistors MULTI-LAYER VARISTOR SURFACE MOUNT V18MLA0805NT Littelfuse 1: $0.677 5,337In Stock	Mfr. Part # V18MLA0805NT Mouser Part # 576-V18MLA0805NT	Littelfuse	Varistors MULTI-LAYER VARISTOR SURFACE MOUNT Learn More about Littelfuse Littelfuse Varistors	Datasheet	5,337In Stock	Cut Tape $0.677 $0.423 $0.367 $0.34 View Reel $0.239 $0.324 $0.311 $0.297 $0.282 $0.239 MouseReel Available	Min.: 1 Mult.: 1 : 10,000

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