What products does Marlow Industries manufacture?

Marlow Industries manufactures thermoelectric cooler (TEC) modules, Peltier devices, thermoelectric assemblies, and temperature stabilization systems for precision thermal management applications.

Who owns Marlow Industries?

Marlow Industries was acquired by II-VI Incorporated in 2004 and now operates as part of Coherent Corporation following the II-VI/Coherent merger.

What industries use Marlow thermoelectric coolers?

Marlow TECs serve aerospace, defense, medical devices, telecommunications, fiber optics, industrial instrumentation, and automotive thermal management applications.

What functions do thermoelectric modules perform?

Thermoelectric modules provide solid-state cooling, heating, precise temperature stabilization, and thermoelectric power generation without moving parts or refrigerants.

What are common applications for Marlow TEC modules?

Common applications include infrared sensor cooling, laser diode temperature stabilization, fiber optic component cooling, medical diagnostic equipment, and precision instrumentation.

Marlow Industries, Inc. | Manufacturer Directory

Marlow Industries, now part of II-VI/Coherent, designs and manufactures semiconductor-based thermoelectric coolers and modules for precision temperature control across aerospace, medical, and industrial applications.

Marlow Industries, founded by Raymond Marlow in 1973 and headquartered in Dallas, Texas, pioneered thermoelectric cooling technology for demanding applications. Now operating as part of Coherent (formerly II-VI Incorporated), Marlow continues to lead in semiconductor-based thermal management solutions.

Marlow's thermoelectric product range includes:

Single and multi-stage thermoelectric cooler (TEC) modules
Miniature Peltier devices for precision applications
Thermoelectric assemblies and subsystems
Temperature stabilization modules for fiber optics and lasers
Thermoelectric generators for power harvesting

Marlow thermoelectric modules provide cooling, heating, temperature stabilization, and energy harvesting functions across diverse markets including aerospace, defense, medical devices, telecommunications, and industrial instrumentation. Applications range from infrared sensor cooling to fiber-optic guidance systems, thermal reference sources, and precision refrigeration systems.

Part Information	Pricing (lowest)	Height	Operating Temperature	Resistance	Number of Stages	Size / Dimension Width	Size / Dimension Shape	Size / Dimension Length	Current - Max	Voltage - Max	Delta Tmax	Features	Maximum Power Dissipation (Qmax)	Type
CT12-12-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.29 mm	130 °C	1.1 Ohm	1	40 mm	Square	40 mm	13.3 A	16.5 V	72 °C	Lapped, Lead Wires	110 W	TEC (Thermoelectric Cooler)
CT12-12-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.29 mm	130 °C	1.1 Ohm	1	40 mm	Square	40 mm	13.3 A	16.5 V	72 °C	Lapped, Lead Wires, Sealed	110 W	TEC (Thermoelectric Cooler)
CT12-15-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.12 mm	130 °C	0.9 Ohms	1	40 mm	Square	40 mm	16.2 A	16.5 V	72 °C	Lapped, Lead Wires	132 W	TEC (Thermoelectric Cooler)
CT12-15-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.12 mm	130 °C	0.9 Ohms	1	40 mm	Square	40 mm	16.2 A	16.5 V	72 °C	Lapped, Lead Wires, Sealed	132 W	TEC (Thermoelectric Cooler)
CT12-4-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.22 mm	130 °C	3.3 Ohm	1	30 mm	Square	30 mm	4.4 A	16.5 V	70 °C	Lapped, Lead Wires	37 W	TEC (Thermoelectric Cooler)
CT12-4-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.22 mm	130 °C	3.3 Ohm	1	30 mm	Square	30 mm	4.4 A	16.5 V	70 °C	Lapped, Lead Wires, Sealed	37 W	TEC (Thermoelectric Cooler)
CT12-6A-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	2.79 mm	130 °C	2.1 Ohms	1	30 mm	Square	30 mm	6.9 A	16.5 V	71 °C	Lapped, Lead Wires	57 W	TEC (Thermoelectric Cooler)
CT12-6A-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	2.79 mm	130 °C	2.1 Ohms	1	30 mm	Square	30 mm	6.9 A	16.5 V	71 °C	Lapped, Lead Wires, Sealed	57 W	TEC (Thermoelectric Cooler)
CT12-6B-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.85 mm	130 °C	2.3 Ohms	1	40 mm	Square	40 mm	6.3 A	16.3 V	70 °C	Lapped, Lead Wires	54 W	TEC (Thermoelectric Cooler)
CT12-6B-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.85 mm	130 °C	2.3 Ohms	1	40 mm	Square	40 mm	6.3 A	16.3 V	70 °C	Lapped, Lead Wires, Sealed	54 W	TEC (Thermoelectric Cooler)

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Marlow's thermoelectric product range includes:

Single and multi-stage thermoelectric cooler (TEC) modules
Miniature Peltier devices for precision applications
Thermoelectric assemblies and subsystems
Temperature stabilization modules for fiber optics and lasers
Thermoelectric generators for power harvesting

Series	Category	Parts	Status
CM23-1	Thermoelectric, Peltier Modules	5	Active
CM29-1	Thermoelectric, Peltier Modules	4	Active
CM30-1	Fans, Blowers, Thermal Management	1	Active
CM35-1	Thermoelectric, Peltier Modules	7	Active
CTA230	Thermoelectric, Peltier Assemblies	2	Active
CTA300	Thermal	1	Active
CTA305	Fans, Blowers, Thermal Management	1	Active
CTA400	Fans, Blowers, Thermal Management	1	Active
EHA-PA1	Development Boards, Kits, Programmers	2	Active
EHPU-L	Thermoelectric, Peltier Assemblies	2	Active

Series	Category	Parts	Status
CM23-1	Thermoelectric, Peltier Modules	5	Active
CM29-1	Thermoelectric, Peltier Modules	4	Active
CM30-1	Fans, Blowers, Thermal Management	1	Active
CM35-1	Thermoelectric, Peltier Modules	7	Active
CTA230	Thermoelectric, Peltier Assemblies	2	Active
CTA300	Thermal	1	Active
CTA305	Fans, Blowers, Thermal Management	1	Active
CTA400	Fans, Blowers, Thermal Management	1	Active
EHA-PA1	Development Boards, Kits, Programmers	2	Active
EHPU-L	Thermoelectric, Peltier Assemblies	2	Active

Part Information	Pricing (lowest)	Height	Operating Temperature	Resistance	Number of Stages	Size / Dimension Width	Size / Dimension Shape	Size / Dimension Length	Current - Max	Voltage - Max	Delta Tmax	Features	Maximum Power Dissipation (Qmax)	Type
CT12-12-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.29 mm	130 °C	1.1 Ohm	1	40 mm	Square	40 mm	13.3 A	16.5 V	72 °C	Lapped, Lead Wires	110 W	TEC (Thermoelectric Cooler)
CT12-12-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.29 mm	130 °C	1.1 Ohm	1	40 mm	Square	40 mm	13.3 A	16.5 V	72 °C	Lapped, Lead Wires, Sealed	110 W	TEC (Thermoelectric Cooler)
CT12-15-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.12 mm	130 °C	0.9 Ohms	1	40 mm	Square	40 mm	16.2 A	16.5 V	72 °C	Lapped, Lead Wires	132 W	TEC (Thermoelectric Cooler)
CT12-15-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.12 mm	130 °C	0.9 Ohms	1	40 mm	Square	40 mm	16.2 A	16.5 V	72 °C	Lapped, Lead Wires, Sealed	132 W	TEC (Thermoelectric Cooler)
CT12-4-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.22 mm	130 °C	3.3 Ohm	1	30 mm	Square	30 mm	4.4 A	16.5 V	70 °C	Lapped, Lead Wires	37 W	TEC (Thermoelectric Cooler)
CT12-4-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.22 mm	130 °C	3.3 Ohm	1	30 mm	Square	30 mm	4.4 A	16.5 V	70 °C	Lapped, Lead Wires, Sealed	37 W	TEC (Thermoelectric Cooler)
CT12-6A-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	2.79 mm	130 °C	2.1 Ohms	1	30 mm	Square	30 mm	6.9 A	16.5 V	71 °C	Lapped, Lead Wires	57 W	TEC (Thermoelectric Cooler)
CT12-6A-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	2.79 mm	130 °C	2.1 Ohms	1	30 mm	Square	30 mm	6.9 A	16.5 V	71 °C	Lapped, Lead Wires, Sealed	57 W	TEC (Thermoelectric Cooler)
CT12-6B-01L Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.85 mm	130 °C	2.3 Ohms	1	40 mm	Square	40 mm	6.3 A	16.3 V	70 °C	Lapped, Lead Wires	54 W	TEC (Thermoelectric Cooler)
CT12-6B-01LS Marlow Industries, Inc. MOTORS, & SOLENOIDS	Sign in to see pricing Log in Sign up free	3.85 mm	130 °C	2.3 Ohms	1	40 mm	Square	40 mm	6.3 A	16.3 V	70 °C	Lapped, Lead Wires, Sealed	54 W	TEC (Thermoelectric Cooler)

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Marlow Industries, Inc.

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About Marlow Industries, Inc.

Marlow Industries, Inc.

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About Marlow Industries, Inc.

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