York JA4ZJN08 Parts

4-ton rooftop unit · gas/electric · 27 models

1
Find your model number. It’s on the metal label on the side of the unit. It starts with JA4ZJN08.
2
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Parts for York JA4ZJN08 units (108)

Compressors & coils

Distributor, No Valve, 8 Tube, .625 x .187, 25.5 in Part # S1-02211612000 $338.27 View & buy → Heat Exchanger, AL, 4TUBE, 3-5T, 2 Stage, 20K Part # S1-37328371004 $2,335.64 View & buy → Evaporator Coil, ZJ049, G6 Part # S1-37343101000 $6,160.93 View & buy → Evaporator Coil, ZJ049, GEN6, Predator Part # S1-37344700000 $5,666.49 View & buy → Condenser Coil, MC, 18MM x 36 x 47.5 Part # S1-07344625000 $2,362.32 View & buy → Condenser Coil, 36INX18MM, Right, Retrofit Part # S1-37345059000 $3,969.22 View & buy → Condenser Coil, 36INX18MM, Left, Retrofit Part # S1-37345069000 $3,968.08 View & buy → CC Heater, Band, 40W, 240V, 17.375 Inch Part # S1-02547167000 $65.37 View & buy → CC Heater, Band, 40W, 460V, 17.375 Inch Part # S1-02547168000 $59.64 View & buy → Condenser Coil, MC, 18MM x 36 x 47.5, E-Coat Part # S1-07344625300 $5,238.04 View & buy → Evaporator Coil, ZJ049 G6, E-Coat Part # S1-37344700300 $9,159.14 View & buy →

Motors

Condenser Fan Motor, 1/3 HP, 850 RPM, counter-clockwise, 230V 1-phase 60 Hz, with Rain Shield Part # S1-6007531 $374.19 View & buy → Condenser Fan Motor, 1/3 HP, 850 RPM, counter-clockwise, 460V 1-phase 60 Hz, with Rain Shield Part # S1-6007532 $387.52 View & buy → Power Exhaust Motor, 3/4, 1050/3, 460V 1-Phase 60Hz Part # S1-02431956000 $1,778.94 View & buy → Power Exhaust Motor, 3/4, 208/230V Part # S1-02435719000 $830.58 View & buy → Blower Motor, 2 HP, 1725 RPM, 208-230/460V 3-Ph, Reversible Part # S1-02419623716 $1,168.72 View & buy →

Fans & blower wheels

Blower Assembly W/Housing, Wheel, Shaft and Bearings Part # S1-02646421000 $855.59 View & buy → Blower Wheel, Indoor, CW, 12 x 9 Part # S1-02648075000 $548.60 View & buy → Propeller Fan, Power Exhaust Part # S1-02642178000 $318.37 View & buy →

Gas valves & burners

Burner, Gas Part # S1-02924489000 $36.79 View & buy →

Igniters & flame sensors

Orifice, Burner #45 (.082) Part # S1-02920423045 $6.75 View & buy → Manifold, Gas, Short W/4 #45 Orifice, 4 Plg Part # S1-02927080000 $186.99 View & buy →

Valves & filter driers

TXV Valve, 3/8 x 5/8 ODF, Evaporator, Sporlan Part # S1-02545296000 $240.23 View & buy → Filter-Drier, Liquid, 3/8 ODF, DCL 053S Part # S1-6109460 $54.80 View & buy →

Electrical parts & harnesses

Relay Control, 24V, 50/60 HZ, Dpst Part # S1-02425910700 $59.12 View & buy → Harness Wire, S1, UCB Part # S1-02546665000 $22.80 View & buy → Harness Wire, S2, UCB, Sngl Stage Part # S1-02546668000 $20.64 View & buy → Harness Wire, S9, UCB, Sngl Stage, VFD Part # S1-02546760000 $20.64 View & buy → Harness Wire, S10, UCB, Sngl Stage Part # S1-02546762000 $15.98 View & buy → Harness Wire, P11, Rat/Sat Part # S1-02546767000 $35.14 View & buy → Harness Wire, S20, Economizer Part # S1-02546773000 $16.51 View & buy → Harness Wire, S22, UCB, Aps/Dfs Part # S1-02546776000 $23.39 View & buy → Wiring Harness, S3, UCB, GH, Two Stage Part # S1-02547853000 $28.80 View & buy → Wiring Harness, S15, UCB-Economizer Part # S1-02547856000 $15.00 View & buy → Wiring Harness, S17, Economizer Part # S1-02547858000 $21.13 View & buy → Motor Actuator, 24V, M9208, Run 7.9 W Part # S1-02544134000 $855.40 View & buy → Contactor, 3-pole, 32A, 24V, 50/60 Hz, Hongfa Part # S1-02441623000 $83.68 View & buy → Wiring Harness, Smoke Detector, S13 Part # S1-02549710000 $21.59 View & buy → Circuit Board, SSE, 1-stage, without C Part # S1-6421649 $809.40 View & buy → Run Single Capacitor, 12.5MFD, 370V, Flat Part # S1-02425899000 $18.68 View & buy → Relay 24V 20 Amp Part # S1-02538623000 $106.16 View & buy → Wiring Harness, Compressor, 39"LG W/Plug Part # S1-02541104000 $74.76 View & buy → Integrated Transformer, 460, 75VA Part # S1-02549714000 $80.81 View & buy → Transformer, Fused, W/Circuit Breaker, 460/575V, 24V/150VA, 60Hz Part # S1-02552314000 $201.32 View & buy → Transformer, 460/575V, 230V/175VA, 60Hz Part # S1-6387052 $149.59 View & buy → Integrated Transformer, 208/240, 75VA Part # S1-02549713000 $97.48 View & buy → Transformer, Fused, W/Circuit Breaker, 208/230V, 24V/150VA, 60Hz Part # S1-02552313000 $202.03 View & buy → Breaker, Circuit, 3 Pole, 35A, 240V Part # S1-02441162000 $290.90 View & buy → Harness Wire, P16, Dfs Part # S1-02546771000 $14.18 View & buy → Breaker, Circuit, 3 Pole, 15A, 600V Part # S1-02441164000 $536.47 View & buy → Harness Wire, S3, UCB, GH, Two Stage Part # S1-02546670000 $27.60 View & buy → Transformer, 208/240, 120V Part # S1-02532672240 $1,965.32 View & buy → Harness Wire, Econ.ext.smoke Det Part # S1-37328647000 $43.52 View & buy → Breaker, Circuit, 3 Pole, 20A, 600V Part # S1-02441156000 $530.78 View & buy → Transformer, 240/480V, 120/240V/3000VA, 60 HZ Part # S1-02532762000 $1,890.16 View & buy → Breaker, Circuit, 3 Pole, 50A, 240V Part # S1-02441148000 $290.90 View & buy → Breaker, Circuit, 3 Pole, 45A, 240V Part # S1-02441150000 $336.96 View & buy → Breaker, Circuit, 3 Pole, 25A, 600V Part # S1-02441151000 $537.61 View & buy → Plug, 12 Circuit with Jumper Part # S1-02535366010 $6.62 View & buy →

Switches, sensors & controls

Limit Switch, 200/170(O/C), Auto Reset Part # S1-02535362000 $69.05 View & buy → Temperature Sensor, -40 to 110C, Female, without Clip Part # S1-02550564000 $26.32 View & buy → Temperature Sensor, 10 ft Lead, Female, with Clip Part # S1-02549697000 $45.70 View & buy → Temperature Control, Cchts, 65 Open, 50 Close, SPST Part # S1-02547870000 $49.59 View & buy → Block, Terminal Part # S1-02526380000 $119.52 View & buy → Detector, Smoke, W/Harness Part # S1-02925430000 $637.62 View & buy →

Air filters

Duct Temperature Sensor Part # S1-03101120000 $1,171.55 View & buy → Air Filter, Pleated, MERV 8, 16 x 24 x 2 Part # S1-02646342000 $54.23 View & buy → Air Filter, Pleated, 16 x 24 x 4, MERV 13 Part # S1-02646341000 $182.43 View & buy →

Hardware & fittings

Guard Fan, 24 Inch, Black Part # S1-02635511124 $303.02 View & buy → Arm, Motor Mount, Swept Wing Fan Part # S1-02645717000 $30.09 View & buy → Sheave, Fixed 1 Groove, 1" Bore, AK56 Part # S1-02812363700 $137.94 View & buy → Belt Drive, A47, PL=48.3 Part # S1-02812366700 $42.12 View & buy → Sheave, Variable 1 Groove, 0.875" Bore, 1VL40 Part # S1-02812385700 $42.58 View & buy → Grommet, Piping, 5/8-1, 3/8-1, Predator Part # S1-02817278000 $32.56 View & buy → Grommet, Piping, 5/8-1, 7/8-1, Predator Part # S1-02817282000 $32.56 View & buy → Collector Box Gasket, 4-TUBE Part # S1-02818584000 $22.89 View & buy → Keystock, 1/4 x 1/4 x 1-1/4 Part # S1-02924409000 $44.87 View & buy → Shaft, Blower, 1.00 Dia. x 16.38 Long Part # S1-02925436000 $194.04 View & buy → Box, Collector, AL, 4 Tube Part # S1-07322582003 $129.56 View & buy → Mount, Motor Part # S1-07326806000 $210.05 View & buy → Plate, Belt Adjust Part # S1-07327144000 $78.39 View & buy → Roof, Condenser, Single, Drop in Orifice Part # S1-07328341000 $511.84 View & buy → Orifice Fan, 24" Nom Fan Dia., Drop in Part # S1-07328342000 $248.57 View & buy → Plate, Balance, AL 4 Tube 3-5T 20K Part # S1-07328375004 $312.33 View & buy → Blockoff, Filter, Cab, Short, 15.88L Part # S1-07331233000 $71.24 View & buy → Panel, Coil Mounting, Duct Side, 36 Long Part # S1-07344637000 $91.39 View & buy → Shield, Belt, Blower, Predator, Short Part # S1-07344654000 $97.74 View & buy → Plate, Cutoff, Blower, 12 x 9 Part # S1-07344659000 $30.46 View & buy → Bracket, Mount, Motor, Blower Part # S1-07344660000 $177.59 View & buy → Plate, Fill, Blower, Predator Part # S1-07344661000 $81.47 View & buy → Wall, Filter/Control, Service, 42" Cabinet Part # S1-37326718000 $418.40 View & buy → Door, Access, Filter/Control Part # S1-37326720000 $255.10 View & buy → Door, Blower Access Part # S1-37326721000 $274.21 View & buy → Hood Kit, Downflow, OA, Baro Relief, Shrt Part # S1-02648077000 $1,204.61 View & buy → Belt, V A45, PL=46.3 Part # S1-02816443000 $64.89 View & buy → Variable Sheave, 1GRV, 0.875" Bore, 1VP34 Part # S1-02817123000 $171.75 View & buy → Clamp, Thermistor, SS, 3/4 Inch Dia Part # S1-6043490 $15.08 View & buy → Clamp, Mounting, Coil, 18MM, 4IN Part # S1-02135518000 $34.55 View & buy → Clamp, Thermistor, SS, 7/8 Inch Dia Part # S1-6043491 $15.08 View & buy → Sample Tube, Emt, Smoke Det, 21.68 Inch Part # S1-02645765000 $60.69 View & buy → Sheave, Variable 1 Groove, 0.875" Bore, 1VL44 Part # S1-02804764700 $68.97 View & buy → Sheave, Fixed 1 Groove, 1" Bore, AK54 Part # S1-02812384700 $46.96 View & buy → Belt, V A46, PL=47.3 Part # S1-02816442000 $67.71 View & buy → Guard Coil, 34.5 x 47.75, Black Part # S1-02639504000 $366.03 View & buy → Guard Coil, Formed, 34.5 x 27, Black Part # S1-02639505000 $386.68 View & buy → Guard Coil, Formed, 34.5 x 27, Black Part # S1-02639506000 $461.50 View & buy →

Other parts

Muffler, Discharge Part # S1-02639507000 $37.39 View & buy → Bag, Parts Part # S1-02925429000 $64.89 View & buy →
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See all 27 York JA4ZJN08 model numbers

From York's own parts data (York SmartSearch, Nov 2026).

  • JA4ZJN08B2A1AAA1A2
  • JA4ZJN08B2B2AAA3A2
  • JA4ZJN08B2B2BAA2A1
  • JA4ZJN08B2B2FAA5A1
  • JA4ZJN08B2B2FCA1A2
  • JA4ZJN08B2B6BCA5A2
  • JA4ZJN08B2B6NAA1A1
  • JA4ZJN08B2B6NCA1A1
  • JA4ZJN08B2D2BAA1A1
  • JA4ZJN08B2D2BCA1A1
  • JA4ZJN08B2D5FCA3A1
  • JA4ZJN08B2D5FMA2A2
  • JA4ZJN08B2D6BAA2A2
  • JA4ZJN08B4A6CCA2A2
  • JA4ZJN08B4B2BAA2A1
  • JA4ZJN08B4B5BAA2A1
  • JA4ZJN08B4B5BAF3A2
  • JA4ZJN08B4B5BCA2A1
  • JA4ZJN08B4B5NAA2A1
  • JA4ZJN08B4D5BAA1A1
  • JA4ZJN08B4D5BCA2A1
  • JA4ZJN08B4D5EAA3A2
  • JA4ZJN08B4D6BCA3A1
  • JA4ZJN08B4D6FCA2E2
  • JA4ZJN08D2D5AMA2A2
  • JA4ZJN08D4B1BAA2A2
  • JA4ZJN08D4D2BCA2A1

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