| Image | Fits Model | Description | Part # | Price | Product Details | |
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580K, 580SK, 590 Turbo, 680L, 780D, 1150E, 1155E, 650G, 850E, 850G, 855E, 621, 621B, 721, 721B, 821, 821B, 921 | High Pressure Switch | 92153C1 | $42.00 | View Info | |
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580SK, 580L, 580SL, 580M, 580SM, 580N, 580SN, 590SL, 590SM, 590SN, 570LXT, 570MXT, 570NXT, 521D, 521F, 621B, 621C, 621D, 621E, 621F, 721B, 721C, 721D, 821B, 821C, 821E, 821F, 921B, 921C, 921F, 650G, 650H, 750H, 850E, 850G, 850H, 855E, 1150G, 1150H | AC High Pressure Switch | 232948A1 | $36.00 | View Info | |
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521D-F, 621B-F, 721B-F, 821B,C,E,F, 921,B,C,F, 1021F*, 1121F*, 650G,H, 750H, 850E,G,H, 855E, 1150G,H, 570LXT, MXT, NXT, NEP, 85XT, 90XT, 95XT, 580SK, 580L, 580SL, 580M*, 580SM*, 590SL, 590SM* | A/C Low-Pressure Switch | 122579A1 | $49.00 | View Info | |
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521G, 621G, 721G, 821G, 921G, 1021G, 1121G | AC Low Pressure Switch | 284272A3 | $50.00 | View Info | |
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521G, 521G2, 621G, 721G, 821G, 921G, 921G2, 1021G, 1021G2, 1121G, 1121G2 | AC High Pressure Switch | 284273A1 | $64.00 | View Info | |
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521D, 621, 621B, 621C, 621D, 721, 721B, 721C, 721D, 821, 821B, 821C, 921, 921B, 921C, 650G, 650H, 750H, 850E, 850G, 850H, 855E, 1150G, 1150H | Thermostatic Switch | A187954 | $147.00 | View Info | |
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521E, 521F, 621E, 621F, 721E, 721F, 821E, 821F, 921E, 921F, 1021F, 1121F | Potentiometer Control Switch | 84169306 | $215.00 | View Info | |
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521D, 621, 621B, 621C, 621D, 721, 721B, 721C, 721D, 821, 821B, 821C, 921, 921B, 921C | AC Blower Switch, 3 Speed | 92100C2 | $54.00 | View Info | |
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1021F, 1121F, 521E, 521F, 621E, 621F, 721E, 721F, 821E, 821F, 921E, 921F | Heater Actuator 6 Pin | 87472435 | $384.00 | View Info | |
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521E, 521F, 621E, 621F, 721E, 721F, 821E, 821F, 921E, 921F, 1021F, 1121F | Thermostatic Switch | 87529621 | $170.00 | View Info | |
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521E, 521F, 621E, 621F, 721E, 721F, 821E, 821F, 921E, 921F, 1021F, 1121F | Blower Speed Resistor | 87528688 | $35.00 | View Info |
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Case Wheel Loader A/C Switches & Electrical
Fits Models At A Glance:
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521 Series: 521D, 521E, 521F, 521G, 521G2
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621 Series: 621, 621B, 621C, 621D, 621E, 621F, 621G
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721 Series: 721, 721B, 721C, 721D, 721E, 721F, 721G
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821 Series: 821, 821B, 821C, 821E, 821F, 821G
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921 Series: 921, 921B, 921C, 921E, 921F, 921G, 921G2
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1021 & 1121 Series: 1021F, 1021G, 1021G2, 1121F, 1121G, 1121G2
Key Notes:
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Application: Electrical HVAC components for Case wheel loaders, including switches, sensors, blower resistors, and thermostatic controls.
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Coverage: High- and low-pressure A/C switches, rotary thermostatic switches, potentiometer controls, blower resistors, heater actuators, and 3-speed blower switches.
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Material/Build: Heavy-duty electrical assemblies with reinforced terminals, durable housings, and OEM-matching connectors designed for loader vibration environments.
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Function: Protects refrigerant system pressure, regulates cab temperature, controls blower speed, and ensures consistent HVAC performance in all operating conditions.
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Made In / Brands: Quality aftermarket replacements that match OE specifications for Case loader climate-control systems.
Why Choose Broken Tractor:
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✅ Direct-Fit Electrical Components for Case Wheel Loaders
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✅ Reliable HVAC Controls for Harsh Operating Environments
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✅ Fast Shipping with Knowledgeable U.S.-Based Support
