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  • MARS 43327 TOGGLE SWITCHESMARS 43327 1/4 Female Floor Conn SPST/NC PRES Switch
    MARS
    MARS 43327 1/4 Female Floor Conn SPST/NC PRES Switch
    SKU: 43327
    Product DescriptionThe MARS 43327 is a 1/4 inch female floor connector switch that operates under pressure. This switch is typically used in HVAC systems to control pressures in commercial and industrial applications. Designed for R-410A applications Suitable for HVAC/R, commercial, and industrial use Durable...
    $35.97
    $35.97
  • MARS 43328 PRESSURE SWITCHESMars 43328 Klixon 333 Automatic Reset Pressure Switch 275 - 375 psi
    MARS
    Mars 43328 Klixon 333 Automatic Reset Pressure Switch 275 - 375 psi
    SKU: 43328
    Product DescriptionThe Mars 43328 Klixon 333 Automatic Reset Pressure Switch operates within the pressure range of 275 to 375 psi. It features a plus/minus ten psi differential and is designed to open on rise. This switch is suitable for commercial and residential air conditioning...
    $41.93
    $41.93
  • MARS 43330 AIR CLEANER REPLACEMENT PARTS
    MARS
    MARS 43330 Fixed HPC Open 400 Reset280 Single Pack
    SKU: 43330
    Product DescriptionThe Mars 43330 is a high-precision control (HPC) open reset switch designed for reliable operation in various HVAC applications. This switch features single-pole, single-throw (SPST) operation with normally closed (NC) functionality, ensuring accurate monitoring and control of duct pressure systems. Robust design for...
    $43.18
    $43.18
  • MARS 43331 PRESSURE SWITCHESMars 43331 Auto Reset High Pressure Control, SPST Open on Rise Switch, Import
    MARS
    Mars 43331 Auto Reset High Pressure Control, SPST Open on Rise Switch, Import
    SKU: 43331
    Product DescriptionThe Mars 43331 Auto Reset High Pressure Control is designed for reliable monitoring of pressure in HVAC applications. This device features a single pole, single throw (SPST) switch that opens on pressure rise. It provides automatic reset functionality, ensuring efficient operation. With a...
    $35.97
    $35.97
  • MARS 43334 PIPE FITTINGS
    MARS
    MARS 43334 High Pressure Switch, 450/250 psi Open on Rise Klixon Fixed
    SKU: 43334
    Product DescriptionThe MARS 43334 is a reliable high-pressure switch designed for refrigeration systems. It operates at a pressure range of four hundred fifty to two hundred fifty psi. This switch opens on rise, ensuring safety and efficiency in HVAC applications. Compatible with various refrigeration...
    $41.93
    $41.93
  • MARS 43341 PRESSURE SWITCHESMARS 43341 Low Pressure Switch Open 5 psi Close 20 psi SPST
    MARS
    MARS 43341 Low Pressure Switch Open 5 psi Close 20 psi SPST
    SKU: 43341
    Product DescriptionThe MARS 43341 Low Pressure Switch is engineered for high reliability in commercial and residential air conditioning systems. Featuring an automatic reset and a SPST close on rise switch, this component ensures consistent performance up to 100,000 cycles. Pressure range from 5 to...
    $35.97
    $35.97
  • 225192240.webp225192241.webp
    MARS
    MARS 43342 Low Pressure Switch
    SKU: 43342
    Product DescriptionThe MARS 43342 is a low pressure switch designed for residential air conditioning and commercial refrigeration systems. This switch automatically resets at 30 PSI and opens on a pressure drop of 5 PSI. It features a 1/4 Female Flare S.A.E. fitting for easy...
    $35.97
    $35.97
  • MARS 43343 PIPE FITTINGSMARS 43343 Low Pressure Switch SPST Open on Fall 10-25 psi
    MARS
    MARS 43343 Low Pressure Switch SPST Open on Fall 10-25 psi
    SKU: 43343
    Product DescriptionThe MARS Low Pressure Switch, MPN 43343, is designed to enhance safety and performance in refrigeration and HVAC systems. This switch is engineered to open at a low pressure range of ten to twenty-five psi. SPST mechanism ensures reliable switching performance. Compatible with...
    $31.97
    $31.97
  • MARS 43344 CONTROL BOARDSMARS 43344 Low Pressure Control 15# Cut Out, 35# Cut In
    MARS
    MARS 43344 Low Pressure Control 15# Cut Out, 35# Cut In
    SKU: 43344
    Product DescriptionThe MARS 43344 Low Pressure Control is specifically designed for precise and dependable pressure management in HVAC applications. This model features a 15 psi cut-out and 35 psi cut-in, providing automatic reset functionality to ensure consistent system operation without manual adjustments.Pressure Range: 15...
    $35.97
    $35.97
  • MARS 43345 RELAYS
    MARS
    MARS 43345 SPST Normally Open Fixed Setting Pressure Control 45 PSI Cut In 20 PSI Cut Out
    SKU: 43345
    Product DescriptionThe MARS 43345 is an SPST Normally Open Fixed Setting Pressure Control. It features a cut-in pressure of forty-five psi and a cut-out pressure of twenty psi. This pressure switch is designed for low-pressure cut-out, automatically resetting when the pressure drops. With its...
    $35.97
    $35.97
  • MARS 43346 PRESSURE SWITCHESMars 43346 Pressure Switch SPST A/R 25 Open 50 Close
    MARS
    Mars 43346 Pressure Switch SPST A/R 25 Open 50 Close
    SKU: 43346
    Product DescriptionThe Mars 43346 Pressure Switch is a reliable SPST (Single-Pole, Single-Throw) switch designed for HVAC systems. This switch operates at 25 inches of water column (WC) for opening and 50 inches of WC for closing, helping to maintain system pressure and ensuring optimal...
    $35.97
    $35.97
  • MARS 43347 RELAYSMars 43347 Auto Reset Low Pressure Control, SPST Close On Rise Switch, 1/4 in Female Flare Connection
    MARS
    Mars 43347 Auto Reset Low Pressure Control, SPST Close On Rise Switch, 1/4 in Female Flare Connection
    SKU: 43347
    Product DescriptionThe Mars 43347 is an auto reset low pressure control switch designed for HVAC systems. This switch features a single pole single throw (SPST) design with a close on rise action. It operates at a close pressure of sixty-five psi and opens at...
    $31.97
    $31.97
    $34.79
  • MARS 43348 PRESSURE SWITCHESMARS 43348 240V 1 in. HVAC Fan Control
    MARS
    MARS 43348 240V 1 in. HVAC Fan Control
    SKU: 43348
    Product DescriptionThe MARS HVAC Fan Control, model 43348, is designed for efficient management of HVAC systems. This product is suitable for R-410A applications, making it ideal for various HVAC and refrigeration needs in commercial and industrial environments. Models suitable for R-410A applications Compatible with...
    $35.97
    $35.97
  • MARS 43349 RETURN AIR GRILLESMars 43349 18 x 24 Steel Return Air Grille SPST/NO 18 x 24 Pressure Control
    MARS
    Mars 43349 18 x 24 Steel Return Air Grille SPST/NO 18 x 24 Pressure Control
    SKU: 43349
    Product DescriptionThis Mars 43349 Steel Return Air Grille is designed for efficient air distribution in HVAC systems. It integrates a SPST/NO toggle switch mechanism for streamlined operation. Perfect for professionals managing medium to large scale installations or repairs. Steel construction ensures durability and reliability....
    $31.97
    $31.97
  • MARS 43350 AIR FLOW SWITCHES169597080.jpg
    MARS
    Mars 43350 Klixon PS80-02-F1254 SPST/NO Single Pack Replacement Pressure Switch
    SKU: 43350
    Product DescriptionThe Mars 43350 PS80-02-F1254 is a precision-engineered Klixon pressure switch designed for robust performance in various HVAC applications. Ideal for professionals in the industrial and scientific sectors, this switch operates on a simple single pole single throw normally open (SPST/NO) basis, closing on...
    $35.97
    $35.97
  • MARS 43352 PRESSURE SWITCHES
    MARS
    Mars 43352 Klixon 333 Automatic Reset Pressure Switch 50-95 psi
    SKU: 43352
    Product DescriptionThe Mars 43352 Klixon 333 Automatic Reset Pressure Switch is designed for efficiency and reliability in commercial and residential air conditioning systems. This switch features a pressure range from 50 to 95 psi with a differential of +/-5 psi. Automatic reset functionality SPST...
    $30.86
    $30.86
    $30.78
  • MARS 43353 PRESSURE SWITCHES
    MARS
    Mars 43353 Press Switch Single Pole Single Throw Auto Reset Open 75 Close 100
    SKU: 43353
    Product DescriptionThe Mars 43353 is a robust pressure switch designed for precise monitoring and control in HVAC systems. This switch features a single-pole, single-throw (SPST) configuration with auto-reset functionality, activating at an open pressure of 75 and closing at 100. Automatic reset for continuous...
    $50.10
    $50.10
  • MARS
    MARS 43365 PRESS.SWT.R410 OP 590 CL 418
    SKU: 43365
    Product Description The Mars 43365 is a pressure switch designed for R410A refrigerant systems. This device is crucial for monitoring and regulating system pressure ensuring optimal operation. It is designed for reliability in various HVAC applications. Pressure Monitoring: Provides accurate pressure readings for R410A...
    $50.61
    $50.61
  • MARS 43367 PRESSURE SWITCHES
    MARS
    MARS 43367 High Pressure Switch 650/450 psi Open on Rise Klixon Fixed
    SKU: 43367
    Product DescriptionThe MARS 43367 High Pressure Switch is designed for refrigeration systems. This switch operates at a pressure of 650 psi when rising and 450 psi when falling. It is a Klixon fixed type pressure switch suitable for various refrigeration applications. Pressure range: 650...
    $41.93
    $41.93
  • MARS 43368 AIR CLEANER REPLACEMENT PARTS
    MARS
    MARS 43368
    SKU: 43368
    Product DescriptionThe MARS 43368 is a reliable component designed for HVAC applications. This unit provides consistent performance, ensuring efficient operation in heating and cooling systems. It plays a crucial role in maintaining optimal temperatures and air quality within residential and commercial spaces. Durable construction...
    $74.81
    $74.81
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