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HVAC/R Solutions

Littelfuse HVAC/R Solutions feature an extensive product portfolio that offers accuracy, reliability, and durability. These innovative products help to streamline HVAC/R system designs and are designed to protect vital components, control loads while increasing system efficiency, and sense temperatures more accurately. Littelfuse HVAC/R Solutions are ideal for commercial HVAC systems, residential HVAC systems, and commercial refrigeration.

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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.
Industrial & Electrical Fuses 12A 250VAC Midget 0BLN012.T Littelfuse 1: $7.48 70In Stock	Mfr. Part No. 0BLN012.T Mouser Part No 576-0BLN012.T	Littelfuse	Industrial & Electrical Fuses 12A 250VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	70In Stock	$7.48 $6.69 $6.44 $5.68 View $5.56 $5.41 $5.33 $5.30	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .4A 600VAC Midget 0BLS.400T Littelfuse 1: $15.54 20In Stock	Mfr. Part No. 0BLS.400T Mouser Part No 576-0BLS.400T	Littelfuse	Industrial & Electrical Fuses .4A 600VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	20In Stock	$15.54 $13.68 $12.80 $10.61 View $9.77 $8.77 $8.07 $7.43	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 3A 600VAC Midget Fast Acting 0BLS003.T Littelfuse 1: $12.47 42In Stock	Mfr. Part No. 0BLS003.T Mouser Part No 576-0BLS003.T	Littelfuse	Industrial & Electrical Fuses 3A 600VAC Midget Fast Acting Learn More about Littelfuse hvacr solutions	Datasheet	42In Stock	$12.47 $10.98 $10.41 $8.63 View $7.95 $7.13 $6.56 $6.04	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 4A 600VAC Midget 0BLS004.T Littelfuse 1: $13.20 6In Stock	Mfr. Part No. 0BLS004.T Mouser Part No 576-0BLS004.T	Littelfuse	Industrial & Electrical Fuses 4A 600VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	6In Stock	$13.20 $12.13 $11.56 $9.58 View $8.83 $7.93 $7.30 $6.71	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 10A 250VAC Midget 0BLS010.T Littelfuse 1: $15.21 22In Stock	Mfr. Part No. 0BLS010.T Mouser Part No 576-0BLS010.T	Littelfuse	Industrial & Electrical Fuses 10A 250VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	22In Stock	$15.21 $13.86 $13.04 $10.39 View $9.57 $8.59 $7.91 $7.27	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .25A 250VAC Midget 0FLM.250T Littelfuse 1: $17.67 10In Stock	Mfr. Part No. 0FLM.250T Mouser Part No 576-0FLM.250T	Littelfuse	Industrial & Electrical Fuses .25A 250VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	10In Stock	$17.67 $14.86 $14.49 $11.97 View $11.07 $9.93 $9.68 $9.50	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 4.5A 250VAC Midget 0FLM04.5T Littelfuse 1: $17.47 4In Stock	Mfr. Part No. 0FLM04.5T Mouser Part No 576-0FLM04.5T	Littelfuse	Industrial & Electrical Fuses 4.5A 250VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	4In Stock	$17.47 $14.50 $13.37 $11.08 View $10.21 $9.16 $9.15 $8.85	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .8A 500VAC Midget 0FLQ.800T Littelfuse 1: $36.61 4In Stock	Mfr. Part No. 0FLQ.800T Mouser Part No 576-0FLQ.800T	Littelfuse	Industrial & Electrical Fuses .8A 500VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	4In Stock	$36.61 $30.46 $24.83 $23.24 View $20.83 $19.17	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 2.5A 500VAC Midget 0FLQ02.5T Littelfuse 1: $33.98 27In Stock 20On Order	Mfr. Part No. 0FLQ02.5T Mouser Part No 576-0FLQ02.5T	Littelfuse	Industrial & Electrical Fuses 2.5A 500VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	27In Stock 20On Order	$33.98 $28.19 $26.64 $23.47 View $21.62 $19.39 $17.83	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 3.2A 500VAC Midget 0FLQ03.2T Littelfuse 1: $33.98 10In Stock	Mfr. Part No. 0FLQ03.2T Mouser Part No 576-0FLQ03.2T	Littelfuse	Industrial & Electrical Fuses 3.2A 500VAC Midget Learn More about Littelfuse hvacr solutions	Datasheet	10In Stock	$33.98 $28.19 $24.99 $21.55 View $19.90 $18.47 $17.83 Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .5A 600VAC 500VDC Midget 0KLK.500T Littelfuse 1: $30.45 51In Stock	Mfr. Part No. 0KLK.500T Mouser Part No 576-0KLK.500T	Littelfuse	Industrial & Electrical Fuses .5A 600VAC 500VDC Midget Learn More about Littelfuse hvacr solutions	Datasheet	51In Stock	$30.45 $25.83 $24.53 $21.53 View $17.83 $15.98 $14.71	Min.: 1 Mult.: 1
Industrial & Electrical Fuses .75A 600VAC 500VDC Midget 0KLK.750T Littelfuse 1: $29.70 7In Stock	Mfr. Part No. 0KLK.750T Mouser Part No 576-0KLK.750T	Littelfuse	Industrial & Electrical Fuses .75A 600VAC 500VDC Midget Learn More about Littelfuse hvacr solutions	Datasheet	7In Stock	$29.70 $24.64 $21.98 $20.74 $18.90	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 8A 600VAC 500VDC Midget 0KLK008.T Littelfuse 1: $28.48 3In Stock	Mfr. Part No. 0KLK008.T Mouser Part No 576-0KLK008.T	Littelfuse	Industrial & Electrical Fuses 8A 600VAC 500VDC Midget Learn More about Littelfuse hvacr solutions	Datasheet	3In Stock	$28.48 $24.13 $23.73 $19.65 View $18.11 $16.24 $14.94	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 3.5A 600VAC 500VDC Midget 0KLK03.5T Littelfuse 1: $34.39 21In Stock	Mfr. Part No. 0KLK03.5T Mouser Part No 576-0KLK03.5T	Littelfuse	Industrial & Electrical Fuses 3.5A 600VAC 500VDC Midget Learn More about Littelfuse hvacr solutions	Datasheet	21In Stock	$34.39 $28.54 $26.97 $22.39 View $21.20 $19.02 $17.49	Min.: 1 Mult.: 1
Terminal Block Tools & Accessories POWER BLOCK COVER 0LCH1333Z Littelfuse 1: $11.27 52In Stock	Mfr. Part No. 0LCH1333Z Mouser Part No 576-0LCH1333Z	Littelfuse	Terminal Block Tools & Accessories POWER BLOCK COVER Learn More about Littelfuse hvacr solutions	Datasheet	52In Stock	$11.27 $10.77 $10.26 $8.14 View $7.63 $7.26 $6.92	Min.: 1 Mult.: 1
Terminal Block Tools & Accessories POWER BLOCK COVER 0LCH1351Z Littelfuse 1: $36.32 8In Stock 6Expected 2027/01/14	Mfr. Part No. 0LCH1351Z Mouser Part No 576-0LCH1351Z	Littelfuse	Terminal Block Tools & Accessories POWER BLOCK COVER Learn More about Littelfuse hvacr solutions	Datasheet	8In Stock 6Expected 2027/01/14	$36.32 $24.52 $22.98 $21.89 $20.84	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 45A 480VAC 0SLC045.T Littelfuse 1: $29.33 8In Stock	Mfr. Part No. 0SLC045.T Mouser Part No 576-0SLC045.T	Littelfuse	Industrial & Electrical Fuses 45A 480VAC Learn More about Littelfuse hvacr solutions	Datasheet	8In Stock	$29.33 $24.34 $22.46 $18.60 View $17.13 $15.37	Min.: 1 Mult.: 1
Fixed Terminal Blocks 125A 1-POLE IEC/UL Distribution Block GDB61151Z Littelfuse 1: $75.91 5In Stock 128Expected 2027/03/29	Mfr. Part No. GDB61151Z Mouser Part No 576-GDB61151Z	Littelfuse	Fixed Terminal Blocks 125A 1-POLE IEC/UL Distribution Block Learn More about Littelfuse gbd distribution blocks	Datasheet	5In Stock 128Expected 2027/03/29	$75.91 $57.13 $52.13	Min.: 1 Mult.: 1
Fixed Terminal Blocks 175A 3-POLE IEC/UL Distribution Block GDB61753Z Littelfuse 1: $159.46 5In Stock	Mfr. Part No. GDB61753Z Mouser Part No 576-GDB61753Z	Littelfuse	Fixed Terminal Blocks 175A 3-POLE IEC/UL Distribution Block Learn More about Littelfuse gbd distribution blocks	Datasheet	5In Stock	$159.46 $115.88 $111.30 $106.08	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 50A 300VAC JLLN050.T Littelfuse 1: $41.53 31In Stock	Mfr. Part No. JLLN050.T Mouser Part No 576-JLLN050.T	Littelfuse	Industrial & Electrical Fuses 50A 300VAC Learn More about Littelfuse jlln	Datasheet	31In Stock	$41.53 $34.46 $33.47 $26.24 View $24.18 $23.35 Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 60A 300VAC JLLN060.T Littelfuse 1: $32.81 73In Stock	Mfr. Part No. JLLN060.T Mouser Part No 576-JLLN060.T	Littelfuse	Industrial & Electrical Fuses 60A 300VAC Learn More about Littelfuse jlln	Datasheet	73In Stock	$32.81 $28.02 $26.42 $26.18 View $21.27 $20.68 $19.53 Quote	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 125A 300VAC 125VDC Class T JLLN125.X Littelfuse 1: $72.68 9In Stock 33Expected 2026/10/05	Mfr. Part No. JLLN125.X Mouser Part No 576-JLLN125.X	Littelfuse	Industrial & Electrical Fuses 125A 300VAC 125VDC Class T Learn More about Littelfuse jlln	Datasheet	9In Stock 33Expected 2026/10/05	$72.68 $63.34 $59.32 $50.30 $46.32	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 350A 300VAC 125VDC Class T JLLN350.X Littelfuse 1: $160.67 5In Stock	Mfr. Part No. JLLN350.X Mouser Part No 576-JLLN350.X	Littelfuse	Industrial & Electrical Fuses 350A 300VAC 125VDC Class T Learn More about Littelfuse jlln	Datasheet	5In Stock	$160.67	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 300V F/A CLASS T 400A PLTD JLLN400.XXP Littelfuse 1: $120.73 13In Stock	Mfr. Part No. JLLN400.XXP Mouser Part No 576-JLLN400.XXP	Littelfuse	Industrial & Electrical Fuses 300V F/A CLASS T 400A PLTD Learn More about Littelfuse jlln	Datasheet	13In Stock	$120.73 $104.14 $91.48 $90.41	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 500A 300VAC 125VDC Class T JLLN500.X Littelfuse 1: $212.00 3In Stock 10Expected 2026/11/19	Mfr. Part No. JLLN500.X Mouser Part No 576-JLLN500.X	Littelfuse	Industrial & Electrical Fuses 500A 300VAC 125VDC Class T Learn More about Littelfuse jlln	Datasheet	3In Stock 10Expected 2026/11/19	$212.00 $174.81 $161.13 $135.35	Min.: 1 Mult.: 1

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