/
/
Parts town. Get real parts faster

Shopping Cart

Skip to NavigationSkip to Content
Loading...
Loading...
CAD
Multi-SKU Order
LoginRegister
Parts town. Get real parts faster

Find Equipment Manuals

Loading...
Loading...
  1. Home
  2. /
  3. Carrier
  4. /
  5. 21

Carrier 21 Parts & Manuals

Manufacturer:

Model #:

Carrier

21

Parts Town Logo

1-Hour Pickup Available

get special offers & news from parts town

800.239.5152
Loading...
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal
© 2026 Parts Town. All rights reserved.
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal

Stock Up on Real OEM HVAC Parts for the Fall Season! SHOP NOW

Call: 800.239.5152
Hvac Parts
TECHTOWN
Track My Order

Important Update: Click here for the latest information on tariffs and their impact on our industry.

Help Desk

  • Contact Us
  • Shipping
  • Taxes And Fees
  • Returns
  • FAQ

Inside Parts Town

  • About Us
  • Careers
  • Our Difference
  • Resource Center
  • Parts Town Blog
  • techtown
  • International

Technology and Innovations

  • Parts Town App
  • Serial Number Lookup
  • Smart Manuals
  • Website Features
  • Terms of Use
  • Privacy Policy
  • Privacy Request

Part Category

  • Accessories(1)
  • Baffles(1)
  • Bearings & Bushings(4)
  • Brackets & Retainers(1)
  • Circuit Breakers(24)
  • Clamps & Clips(1)
  • Contactors(5)
  • Controls(8)
  • Doors & Hardware(1)
  • Fan Blades & Blower Wheels(2)
  • Filters, Screens & Driers(2)
  • Inserts & Frames(1)
  • O-Rings(1)
  • Orifices(3)
  • Panels, Covers & Lids(2)
  • Probes & Sensors(4)
  • Relays(1)
  • Rods, Shafts & Pins(3)
  • Switches & Buttons(5)
  • Transformers(2)
  • Valves, Solenoids & Fittings(12)
  • Washers, Rings & Spacers(1)
  • Wires, Cables & Hardware(2)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Part Category

  • Accessories(1)
  • Baffles(1)
  • Bearings & Bushings(4)
  • Brackets & Retainers(1)
  • Circuit Breakers(24)
  • Clamps & Clips(1)
  • Contactors(5)
  • Controls(8)
  • Doors & Hardware(1)
  • Fan Blades & Blower Wheels(2)
  • Filters, Screens & Driers(2)
  • Inserts & Frames(1)
  • O-Rings(1)
  • Orifices(3)
  • Panels, Covers & Lids(2)
  • Probes & Sensors(4)
  • Relays(1)
  • Rods, Shafts & Pins(3)
  • Switches & Buttons(5)
  • Transformers(2)
  • Valves, Solenoids & Fittings(12)
  • Washers, Rings & Spacers(1)
  • Wires, Cables & Hardware(2)
Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Carrier HVAC EA19CZ911 NOZZLE

Carrier HVAC
  • Mfr Part # EA19CZ911
  • Parts Town # CRREA19CZ911
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC EA19CZ912 NOZZLE

Carrier HVAC
  • Mfr Part # EA19CZ912
  • Parts Town # CRREA19CZ912
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC EA36UZ155 Expansion Valve/TXV, R410A

Carrier HVAC
  • Mfr Part # EA36UZ155
  • Parts Town # CRREA36UZ155
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH22BZ001 XS SWITCH TEMP ACT

Carrier HVAC
  • Mfr Part # HH22BZ001
  • Parts Town # CRRHH22BZ001
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH680734 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH680734
  • Parts Town # CRRHH680734
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH79NZ023 Thermistor/Sensor, Outdoor Air

Carrier HVAC
  • Mfr Part # HH79NZ023
  • Parts Town # CRRHH79NZ023
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH79NZ043 Temperature Sensor, Supply Air

Carrier HVAC
  • Mfr Part # HH79NZ043
  • Parts Town # CRRHH79NZ043
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB400 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB400
  • Parts Town # CRRHH83XB400
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB402 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB402
  • Parts Town # CRRHH83XB402
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB414 BREAKER CIRCUIT

Carrier HVAC
  • Mfr Part # HH83XB414
  • Parts Town # CRRHH83XB414
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB417 BREAKER CIRCUIT

Carrier HVAC
  • Mfr Part # HH83XB417
  • Parts Town # CRRHH83XB417
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB421 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB421
  • Parts Town # CRRHH83XB421
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB422 Circuit Breaker, 600 Volt, 40 Amp, 3 Pole

Carrier HVAC
  • Mfr Part # HH83XB422
  • Parts Town # CRRHH83XB422
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB425 Circuit Breaker, 600 Volt, 77 Amp, 3 Pole

Carrier HVAC
  • Mfr Part # HH83XB425
  • Parts Town # CRRHH83XB425
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB429 BREAKER CIRCUIT

Carrier HVAC
  • Mfr Part # HH83XB429
  • Parts Town # CRRHH83XB429
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB430 Circuit Breaker, 3 Pole

Carrier HVAC
  • Mfr Part # HH83XB430
  • Parts Town # CRRHH83XB430
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB433 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB433
  • Parts Town # CRRHH83XB433
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB438 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB438
  • Parts Town # CRRHH83XB438
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB442 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB442
  • Parts Town # CRRHH83XB442
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB446 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB446
  • Parts Town # CRRHH83XB446
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB456 BREAKER CIRCUIT

Carrier HVAC
  • Mfr Part # HH83XB456
  • Parts Town # CRRHH83XB456
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB462 BREAKER CIRCUIT

Carrier HVAC
  • Mfr Part # HH83XB462
  • Parts Town # CRRHH83XB462
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB525 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB525
  • Parts Town # CRRHH83XB525
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Carrier HVAC HH83XB548 CIRCUIT BREAKER

Carrier HVAC
  • Mfr Part # HH83XB548
  • Parts Town # CRRHH83XB548
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

345