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  • 302519369.jpg
    MARS
    Mars M39019 L150-4 Limit Switch
    SKU: M39019
    Product Description The MARS M39019 L150-4 limit switch is designed for HVAC applications and regulation of fan or blower control. It features mounting holes that match a standard 3/4 in. snap disc and automatic reset. UL/CSA listings are available for this limit switch, which...
    $30.51
    $30.51
  • 39020.jpg
    MARS
    Mars M39020 Limit Switch Open On Temp Rise L-160-4
    SKU: M39020
    Product Description The MARS M39020 limit switch is designed for the regulation of fan or blower control. It features easy installation and mounting holes that match a standard 3/4 in. snap disc. This switch offers automatic reset functionality and has UL/CSA listings available. For...
    $30.51
    $30.51
  • 305967777.png
    MARS
    Mars M39022 Limit Switch Snap Disc Close 180 Open 140 Open On Temperature Rise
    SKU: M39022
    Product Description The MARS M39022 limit switch features a snap disc that closes at 180°F and opens at 140°F, activating upon temperature rise. It is designed for fan or blower control, offers easy installation with mounting holes that match a standard 3/4 in. snap...
    $23.76
    $23.76
  • 302519324.webp302519325.png
    MARS
    Mars M39023 Limit Switch Open On Temp Rise L-190-4 Close 150°F Open 190°F
    SKU: M39023
    Product Description The MARS M39023 limit switch is designed for regulation of fan or blower control. It is easy to install, with mounting holes that match standard 3/4 in. snap disc. This switch features automatic reset and is suitable for refrigeration applications. For regulation...
    $30.51
    $30.51
  • 293732364.jpg
    MARS
    Mars M39024 L200-4 Limit Switch
    SKU: M39024
    Product Description The MARS M39024 is an L200-4 limit switch designed for HVAC applications. This switch is commonly used to detect the presence or absence of an object or to control the movement of mechanical components within HVAC systems. Designed for HVAC applications Functions...
    $30.51
    $30.51
  • 305967781.png
    MARS
    Mars M39028 Limit Switch Open On Temp Rise L-240-4
    SKU: M39028
    Product Description The MARS M39028 is a limit switch designed for the regulation of fan or blower control. It features easy installation, with mounting holes that match a standard 3/4 in. snap disc. It also has automatic reset and UL/CSA listings available. For regulation...
    $44.40
    $44.40
  • 307140137.png
    MARS
    Mars M39220 Adjustable Limit Switch 135-175
    SKU: M39220
    Product Description The MARS M39220 adjustable limit switch is designed to open on temperature rise with a differential of 40 degrees, adjustable between 135-175. This thermostat is easily set for the desired temperature and features 2 hole integral oval mounting flanges. It is commonly...
    $48.87
    $48.87
  • 302519484.png302519485.png
    MARS
    Mars M39225 Adjustable Limit Thermostats RNG 175-215°F Diff 40° Op Rise
    SKU: M39225
    Product Description The MARS M39225 adjustable limit thermostat provides over-temperature protection to prevent equipment damage. It features a snap-acting design for accurate temperature response. This thermostat is easily set for the desired temperature and has integral oval mounting flanges. It helps maintain safe operation...
    $25.80
    $25.80
  • 305967765.png305967766.png
    MARS
    Mars M39230 Adjustable Limit Switch 210-250 Differential 40 Open On Temperature Rise
    SKU: M39230
    Product Description The MARS M39230 adjustable limit switch provides reliable over-temperature protection to prevent equipment damage. It features a snap-acting design that ensures accurate, repeatable temperature response. This adjustable limit is designed for refrigeration systems and HVAC systems. It helps maintain safe operation by...
    $38.78
    $38.78
  • 312672265.png
    MARS
    Mars M40852 Fan Blade Hub Puller
    SKU: M40852
    Product DescriptionThe MARS M40852 is a fan blade hub puller designed for removing fan blade hubs from motor shafts without damaging surrounding components. HVAC technicians use this tool during condenser fan motor replacements and other service calls where a blade assembly must be separated...
    $100.93
    $100.93
  • 43935.jpg
    MARS
    Mars M43935 High Pressure Control Open 600# Close 475#
    SKU: M43935
    Product Description The MARS M43935 is an auto reset high pressure control with an SPST open on rise switch. It features a close pressure of 475 psi and an open pressure of 600 psi. This control has a 1/4 inch female flare connection, designed...
    $54.88
    $54.88
  • 312673603.png
    MARS
    Mars M43944 Low Pressure Switch 15/35 Psi
    SKU: M43944
    Product Description The MARS M43944 is a low pressure switch rated at 15/35 PSI, designed to open on a fall in system pressure. This type of pressure control monitors refrigerant or fluid pressure within a system and interrupts a circuit when pressure drops to...
    $54.88
    $54.88
  • 302519445.jpg
    MARS
    Mars M43952 50/90 LP OPEN ON FALL
    SKU: M43952
    Product Description The MARS M43952 is a 50/90 LP OPEN ON FALL. This product is identified by the manufacturer part number M43952 and is designed for specific applications requiring this configuration. Manufactured by Mars Supplier part number M43952 Unit of measure: Each Product Highlights...
    $54.88
    $54.88
  • 312673795.png
    MARS
    Mars M43965 Pressure Switch 590 418 Hp
    SKU: M43965
    Product DescriptionThe MARS M43965 is a high-pressure safety switch designed to open on a rise in pressure, providing critical protection for HVAC and refrigeration systems. This open-on-rise pressure switch monitors system pressure and interrupts the circuit when pressure exceeds the set point, protecting compressors...
    $54.88
    $54.88
  • 312671954.png
    MARS
    Mars M50320 Control Transformer 75VA 120-480V to 24V
    SKU: M50320
    Product Description The MARS M50320 is a multi-tap control transformer rated at 75 VA, designed for HVAC control circuit applications. It steps down line voltage from a primary tap selection of 120, 208, 240, or 480 volts to a 24-volt secondary output, which is...
    $68.21
    $68.21
  • 302923267.png
    MARS
    Mars M50321 Transfomer - 75VA 120/208/240/480V to 24V
    SKU: M50321
    Product Description The MARS M50321 transformer provides a power source for control circuits used in A/C, heating, and refrigeration systems. It features NEMA Class II construction and conservative heat rise characteristics. This control transformer has a primary voltage of 120/208/240/480V AC and a secondary...
    $84.60
    $84.60
  • 50327.jpg
    MARS
    Mars M50327 Control Power Transformer 50 VA
    SKU: M50327
    Product Description The MARS M50327 control power transformer provides a reliable power source for control circuits in various applications. With a primary voltage of 120/208/240/480 V AC and a secondary voltage of 24 V AC, this 50 VA transformer is suitable for A/C, heating,...
    $79.42
    $79.42
  • 302923264.jpg
    MARS
    Mars M50354 Transformer 40VA 120/208/
    SKU: M50354
    Product Description The MARS M50354 transformer provides a power source for control circuits and is used in A/C, heating, and refrigeration systems. This 40VA transformer features NEMA Class II construction and conservative heat rise characteristics. It has a primary voltage of 120/208/240 V AC...
    $35.44
    $35.44
  • 247466.webp
    MARS
    Mars M50362 Power Transformer 40 VA
    SKU: M50362
    Product Description The MARS M50362 power transformer features a compact, open construction, making it suitable as a replacement within existing equipment. This transformer has a primary voltage of 120 V AC and a secondary voltage of 24 V AC, with a power rating of...
    $45.97
    $45.97
  • 50363.jpg
    MARS
    Mars M50363 Transfomer - 40VA 208/240V to 24V Foot
    SKU: M50363
    Product Description The MARS M50363 transformer provides a power source for control circuits used in A/C, heating, and refrigeration systems. It features NEMA Class II construction and conservative heat rise characteristics, ensuring reliable performance. Provides power source for control circuit Used on A/C, Heating,...
    $48.82
    $48.82
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