Skip to Navigation Skip to Content

What You Can Expect:

The most in-stock parts on the planet — all OEM, all the time
Cool technology to make finding and buying parts a breeze, including Serial Number Lookup, PartSPIN® and Smart Manuals, found on partstown.com and our industry-leading mobile app
An exceptional customer experience from the team you know and trust with every email, live chat, text and phone call, provided by a friendly and knowledgeable team
Later hours than anyone else — offering support and shipping all in-stock orders until 9PM ET

ribbon image

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

find parts
find manuals

Find Foodservice Equipment Parts

Enter keyword or Part #

Carrier 50HCQA04B0A3-SA4C0 Parts & Manuals

Manufacturer : Carrier
Model #: 50HCQA04B0A3-SA4C0

Residential Package Unit

In a bind and need parts today? Set Your Location and Go

With Parts In Town, you can get real parts faster – in fact, today.Are you In? Set your location and look for the Parts In Town logo to get real parts even faster. Set Your Location

1-hour pickup Your Location:

Parts (63)
Videos

Carrier HVAC HK50AA051 Control Board, Terminal

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK50AA051
- PT #: Parts Town #: CRRHK50AA051
- Quantity Available: 68
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC 50HJ501200 Grille/Fan Guard, 25.5"

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: 50HJ501200
- PT #: Parts Town #: CRR50HJ501200
- Quantity Available: 41
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC KH43LG094 Filter Drier

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: KH43LG094
- PT #: Parts Town #: CRRKH43LG094
- Quantity Available: 20
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC 50HJ400345 Economizer Bypass Plug

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: 50HJ400345
- PT #: Parts Town #: CRR50HJ400345
- Quantity Available: 51
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HH79NZ074 Sensor, Dual Air

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HH79NZ074
- PT #: Parts Town #: CRRHH79NZ074
- Quantity Available: 25
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HK05ZZ001 Pressure Transducer, Discharge

To see the price or purchase:
Log In or Register
- Shipped & Sold by: SIM Supply
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK05ZZ001
- PT #: Parts Town #: CRRHK05ZZ001
- Quantity Available: 22
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC HN51JD026 Contactor, 1 Pole, 24V 50/60HX Coil, 40FLA, 50A RES

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HN51JD026
- PT #: Parts Town #: CRRHN51JD026
- Quantity Available: 26
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HK28ZT001 Smoke Control Module with Wire Harness

To see the price or purchase:
Log In or Register
- Shipped & Sold by: Midwest Appliance Parts CO. INC
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK28ZT001
- PT #: Parts Town #: CRRHK28ZT001
- Quantity Available: 4
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC EC39EZ067 Valve Core

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: EC39EZ067
- PT #: Parts Town #: CRREC39EZ067
- Quantity Available: 566
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HH18HA199 Limit Switch/Thermostat, L200F, Manual Reset

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HH18HA199
- PT #: Parts Town #: CRRHH18HA199
- Quantity Available: 2
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HK05YZ007 Pressure Transducer

To see the price or purchase:
Log In or Register
- Shipped & Sold by: Midwest Appliance Parts CO. INC
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK05YZ007
- PT #: Parts Town #: CRRHK05YZ007
- Quantity Available: 19
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC HK50ZT001 Smoke Sensor, Photoelectric, Duct

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK50ZT001
- PT #: Parts Town #: CRRHK50ZT001
- Quantity Available: 28
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC EF17BZ278 Refrigerant Reversing Valve with Coil

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: EF17BZ278
- PT #: Parts Town #: CRREF17BZ278
- Quantity Available: 1
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HT01BD202 Transformer, 208/240 to 24VAC, 60HZ, 75VA

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HT01BD202
- PT #: Parts Town #: CRRHT01BD202
- Quantity Available: 2
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HK32EA005 Control Board, Defrost

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK32EA005
- PT #: Parts Town #: CRRHK32EA005
- Quantity Available: 24
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HR61ZQ003 Disconnect Switch, 3 Pole

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HR61ZQ003
- PT #: Parts Town #: CRRHR61ZQ003
- Quantity Available: 7
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HK02SA420 High Pressure Switch, 660-505#

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HK02SA420
- PT #: Parts Town #: CRRHK02SA420
- Quantity Available: 23
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC HH18SA261 Defrost Switch/Thermostat, L80F-50

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: HH18SA261
- PT #: Parts Town #: CRRHH18SA261
- Quantity Available: 6
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC 317739-302 Strap/Bracket, Round Capacitor

To see the price or purchase:
Log In or Register
- Shipped & Sold by: Midwest Appliance Parts CO. INC
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: 317739-302
- PT #: Parts Town #: CRR317739-302
- Quantity Available: 15
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC 48TM501938 Sensor, Current

To see the price or purchase:
Log In or Register
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: 48TM501938
- PT #: Parts Town #: CRR48TM501938
- Quantity Available: 2
Something went wrong. Please try again.

Stock Status:

In Stock, ships today
Carrier HVAC 50DK500066 Scroll Fan

To see the price or purchase:
Log In or Register
- Shipped & Sold by: HVACRMART
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: 50DK500066
- PT #: Parts Town #: CRR50DK500066
- Quantity Available: 2
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC EA36UZ022 VALVE TXV

To see the price or purchase:
Log In or Register
- Shipped & Sold by: HVACRMART
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: EA36UZ022
- PT #: Parts Town #: CRREA36UZ022
- Quantity Available: 1
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC EC31EZ212 Check Valve, 5/8"

To see the price or purchase:
Log In or Register
- Shipped & Sold by: Midwest Appliance Parts CO. INC
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: EC31EZ212
- PT #: Parts Town #: CRREC31EZ212
- Quantity Available: 2
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day
Carrier HVAC EC39DM061 Valve Body

To see the price or purchase:
Log In or Register
- Shipped & Sold by: Midwest Appliance Parts CO. INC
- Unit of Measure: Each
- Mfr: Carrier HVAC
- Mfr Part #: EC39DM061
- PT #: Parts Town #: CRREC39DM061
- Quantity Available: 13
Something went wrong. Please try again.

Stock Status:

In Stock, Usually ships within 1 day

1
2
3

24 of 63 items shown

Product Availability by Store Location

Hours

Model: 50HCQA04B0A3-SA4C0

Manuals Available : 0

Model: 50HCQA04B0A3-SA4C0

Videos

Video name/title

by Author name