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OptoTEC OTX/HTX Thermoelectric Coolers

Tark Thermal Solutions OptoTEC OTX/HTX Thermoelectric Coolers feature high-performing thermoelectric material that boosts performance and tightens process control. OptoTEC OTX coolers have a maximum operating temperature of +120°C, and the HTX coolers are designed to operate in temperatures up to +150°C. These coolers are primarily used in applications to stabilize the temperature of sensitive optical components in the telecom and photonics industries. Tark Thermal Solutions OptoTEC OTX/HTX Thermoelectric Coolers offer a miniature footprint, no sound or vibration, and reliable solid-state operation.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, RTV Seal, 12.19x5.99x1.65mm 387006899 Tark Thermal Solutions 1: $60.82 2In Stock 24Expected 30/12/2026	Mfr. Part No. 387006899 Mouser Part No 739-387006899	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, RTV Seal, 12.19x5.99x1.65mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	2In Stock 24Expected 30/12/2026	$60.82 $57.15 $55.64 $51.65 View $50.65 $49.75	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, Gold Plate 387006904 Tark Thermal Solutions 1: $36.68 4In Stock	Mfr. Part No. 387006904 Mouser Part No 739-387006904	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, Gold Plate Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	4In Stock	$36.68 $35.85 $33.54 $32.35 View $31.50 $30.67 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 10.26x12.31x1.7mm 387006912 Tark Thermal Solutions 1: $44.10 5In Stock	Mfr. Part No. 387006912 Mouser Part No 739-387006912	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 10.26x12.31x1.7mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	5In Stock	$44.10 $41.44 $40.34 $38.94 View $37.64 $36.64	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.12x10.16x2.18mm 387006922 Tark Thermal Solutions 1: $38.76 6In Stock	Mfr. Part No. 387006922 Mouser Part No 739-387006922	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.12x10.16x2.18mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	6In Stock	$38.76 $36.42 $35.46 $33.71 View $32.56 $31.55 $31.31 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.12x10.16x2.18mm 387006925 Tark Thermal Solutions 1: $43.03 5In Stock	Mfr. Part No. 387006925 Mouser Part No 739-387006925	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.12x10.16x2.18mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	5In Stock	$43.03 $40.42 $38.69 $36.90 View $36.26 $35.69 $35.67 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 9.1W, 13.2x13.2x2.2mm 387006926 Tark Thermal Solutions 1: $36.92 25In Stock	Mfr. Part No. 387006926 Mouser Part No 739-387006926	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 9.1W, 13.2x13.2x2.2mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	25In Stock	$36.92 $34.68 $33.77 $31.40 View $30.10 $29.05 $28.82 $28.72 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 11.17x14.22x2.1mm 387006929 Tark Thermal Solutions 1: $56.58 2In Stock	Mfr. Part No. 387006929 Mouser Part No 739-387006929	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 11.17x14.22x2.1mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	2In Stock	$56.58 $53.15 $49.50 $47.95 View $47.03 $46.14	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, RTV Seal, 12.19x5.99x1.65mm 387009458 Tark Thermal Solutions 1: $60.82 4In Stock	Mfr. Part No. 387009458 Mouser Part No 739-387009458	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, RTV Seal, 12.19x5.99x1.65mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	4In Stock	$60.82 $57.15 $53.31 $51.65 View $50.65 $49.75	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn Solder, 9.8x11.4x2.4mm 387006652 Tark Thermal Solutions 1: $39.51 72Expected 30/12/2026	Mfr. Part No. 387006652 Mouser Part No 739-387006652	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn Solder, 9.8x11.4x2.4mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	72Expected 30/12/2026	$39.51 $37.06 $35.86 $34.65 View $33.46 $32.42 $32.18 $32.16	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, RTV Seal, 12.2x6x1.7mm 387006898 Tark Thermal Solutions 1: $59.92 74On Order	Mfr. Part No. 387006898 Mouser Part No 739-387006898	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, RTV Seal, 12.2x6x1.7mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	74On Order On Order Ship Dates Mfr. No: 387006898 Stock: 0 On Order: 26 Expected 13/11/2026 48 Expected 6/1/2027 Factory Lead Time: 8 Weeks	$59.92 $56.30 $53.95 $52.26 View $51.15 $49.95 $48.08 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn Solder, 6.09x6.09x2.69mm 387006800 Tark Thermal Solutions 1: $37.01 10Expected 30/12/2026	Mfr. Part No. 387006800 Mouser Part No 739-387006800	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn Solder, 6.09x6.09x2.69mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	10Expected 30/12/2026	$37.01 $34.78 $33.28 $32.16 View $31.05 $30.10 $29.87 $29.85	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 13.2x13.2x2.7mm 387006834 Tark Thermal Solutions 1: $54.26 22Expected 29/12/2026	Mfr. Part No. 387006834 Mouser Part No 739-387006834	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 13.2x13.2x2.7mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	22Expected 29/12/2026	$54.26 $50.97 $48.82 $47.30 View $46.29 $45.23 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, Gold Plate 387006533 Tark Thermal Solutions 1: $37.47 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006533 Mouser Part No 739-387006533	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, Gold Plate Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$37.47 $35.21 $34.27 $32.57 View $31.44 $30.48 $30.25	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini Form Factor, SbSn Solder 387006640 Tark Thermal Solutions 1: $36.07 Lead-Time 8 Weeks	Mfr. Part No. 387006640 Mouser Part No 739-387006640	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini Form Factor, SbSn Solder Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Lead-Time 8 Weeks	$36.07 $33.88 $32.00 $30.95 View $30.08 $29.44 $29.21 $29.10 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini Form Factor, SbSn Solder 387006790 Tark Thermal Solutions 1: $30.80 Lead-Time 8 Weeks	Mfr. Part No. 387006790 Mouser Part No 739-387006790	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini Form Factor, SbSn Solder Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Lead-Time 8 Weeks	$30.80 $28.94 $28.18 $26.79 View $26.04 $25.15 $24.96 $24.85 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn Solder, 6.7x4.87x2.43mm 387006793 Tark Thermal Solutions 1: $31.51 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006793 Mouser Part No 739-387006793	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn Solder, 6.7x4.87x2.43mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$31.51 $29.61 $28.82 $27.81 View $27.08 $26.36	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 13.2x13.2x2.7mm 387006832 Tark Thermal Solutions 24: $44.66 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006832 Mouser Part No 739-387006832	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 13.2x13.2x2.7mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$44.66 $42.06 $41.37 $41.36 Quote Quote	Min.: 24 Mult.: 24
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini Form Factor, SbSn Solder, RTV Seal 387006835 Tark Thermal Solutions 24: $44.96 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006835 Mouser Part No 739-387006835	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini Form Factor, SbSn Solder, RTV Seal Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$44.96 $44.09 $43.26 $43.25	Min.: 24 Mult.: 24
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 14.2x11.2x2.7mm 387006836 Tark Thermal Solutions 1: $53.94 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006836 Mouser Part No 739-387006836	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 14.2x11.2x2.7mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$53.94 $50.67 $48.38 $47.06 View $46.05 $44.98 $44.96 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 14.2x11.2x2.7mm 387006837 Tark Thermal Solutions 1: $49.65 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006837 Mouser Part No 739-387006837	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 5.5W, 14.2x11.2x2.7mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$49.65 $46.66 $43.32 $41.97 View $41.15 $40.38 $40.36 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 6.8W, 13.2x13.2x2.4mm 387006847 Tark Thermal Solutions 1: $36.58 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006847 Mouser Part No 739-387006847	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 6.8W, 13.2x13.2x2.4mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$36.58 $34.37 $32.34 $31.33 View $30.59 $29.59 $29.36 $29.25 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 6.9W, 14.2x11.2x2.4mm 387006891 Tark Thermal Solutions 1: $47.23 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006891 Mouser Part No 739-387006891	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 6.9W, 14.2x11.2x2.4mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$47.23 $44.38 $43.21 $41.63 View $39.11 $38.38 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 7.1W, 13.2x13.2x2.4mm 387006893 Tark Thermal Solutions 1: $47.60 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006893 Mouser Part No 739-387006893	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, Mini Form Factor, SbSn Solder, 7.1W, 13.2x13.2x2.4mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$47.60 $45.26 $40.83 $39.67 View $38.94 $38.30 $38.28 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.78x10.82x2.18mm 387006906 Tark Thermal Solutions 1: $39.10 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006906 Mouser Part No 739-387006906	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.78x10.82x2.18mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$39.10 $36.75 $35.77 $34.03 View $32.86 $31.84 $31.61 $31.59 Quote	Min.: 1 Mult.: 1
Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.78x10.82x2.18mm 387006907 Tark Thermal Solutions 1: $43.38 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. 387006907 Mouser Part No 739-387006907	Tark Thermal Solutions	Thermoelectric Peltier Modules Thermoelectric Cooler, High Performance, Mini, SbSn, Au Plate, 8.78x10.82x2.18mm Learn More about Tark Thermal Solutions laird optotec otx htx coolers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$43.38 $40.76 $39.68 $38.30 View $37.02 $36.04	Min.: 1 Mult.: 1

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