York J12YD Parts

12.5-ton unit · 164 models

1

Find your model number. It’s on the metal label on the side of the unit. It starts with J12YD.

2

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Parts for York J12YD units (78)

Compressors & coils

Condenser Coil, MC, YC/YD120, 150, 240, YC300 Part # S1-02651052000 $2,595.50 View & buy → CC Heater, Band, 70W, 480V, 19.6-27.1 Circum Part # S1-02541101000 $48.85 View & buy → CC Heater, Band, 70W, 240V, 19.6-27.1 Circum Part # S1-02541100000 $44.06 View & buy → CC Heater, Band, 70W, 480V, 21.8-29.0 Circum Part # S1-02537421460 $66.58 View & buy → Condenser Coil, MC, YC240, YD150, 25MMXH43.7XL49 Part # S1-6302811 $1,988.37 View & buy → CC Heater, Band, 70W, 240V, 21.8-28.6 Circum Part # S1-02537420240 $63.83 View & buy → Condenser Coil, MC, YC/YD120, 150, 240, 300, E-Coat Part # S1-32645707300 $7,291.80 View & buy → CC Heater, Band, 70W, 600V, 19.6-27.1 Circum Part # S1-02541102000 $48.39 View & buy → Condenser Coil, MC, YD150, E-Coat Part # S1-6317753 $5,070.94 View & buy →

Motors

Condenser Fan Motor, 3/4 HP, 1110 RPM, CW lead-end, 460V 1-phase 60 Hz, with Rain Shield Part # S1-6008080 $411.60 View & buy → Condenser Fan Motor, 3/4 HP, 1110 RPM, CW lead-end, 230V 1-phase 60 Hz, with Rain Shield Part # S1-6008079 $396.81 View & buy → AC Motor, 3/4, 1110RPM, Cwle, 575V 1-Phase 60Hz Part # S1-6008081 $393.15 View & buy →

Fans & blower wheels

Propeller Fan, 24, CW, 4-32, 1/2 Bore Part # S1-02625558000 $239.14 View & buy → Propeller Fan, 24 Inch, CW, 3-25 Part # S1-02648114000 $196.05 View & buy →

Igniters & flame sensors

Temperature Control, 10 Open, 0 Close, SPST Part # S1-02537455000 $47.76 View & buy → Transducer, Pressure, 15-515PSI, 0.5-4.5VDC Part # S1-02550566000 $108.84 View & buy →

Valves & filter driers

Check Valve, Magnetic Part # S1-02209099000 $120.28 View & buy → Bulkhead Valve Stem Part # S1-02208969000 $26.38 View & buy → Filter-Drier, Liquid 5/8 ODF, Dcl 165S Part # S1-6109457 $52.35 View & buy →

Electrical parts & harnesses

Wiring Harness, Split System, Condenser Part # S1-02549704000 $42.47 View & buy → Harness Wire, S9, UCB, YD120-300/PD180-300 Part # S1-02546802000 $75.64 View & buy → Run Single Capacitor, 10MFD, 440V, Flat Oval Part # S1-02431404000 $28.33 View & buy → Harness Compressor, W/Molded Plug, 60 Inch Part # S1-02545277000 $81.21 View & buy → Harness Compressor, W/Molded Plug, 72 Inch Part # S1-02545278000 $97.10 View & buy → Contactor, 2P, 40 Amp, 24V, 50/60Hz Part # S1-02439507000 $37.38 View & buy → Harness Wire, S1, UCB Part # S1-02546795000 $14.95 View & buy → Harness Wire, S10, UCB, YD120-300 Part # S1-02546807000 $27.85 View & buy → Harness Wire, S22, UCB Part # S1-02546810000 $14.45 View & buy → Wiring Harness, S10, UCB, YD120-300 Part # S1-02551411000 $34.56 View & buy → Wiring Harness, S10, UCB, YC120-300 Part # S1-02551412000 $32.24 View & buy → Harness, S2, UCB to ST1-2, YD120-240, YC300-RW Part # S1-02551857000 $36.89 View & buy → Wiring Harness, S10, UCB, YC120-300 Part # S1-02552349000 $29.38 View & buy → Harness Wire, S2, UCB, EC1/EC2 Part # S1-6088335 $22.85 View & buy → Relay Control, 24V, 50/60 HZ, 3PDT, .187 Spade Part # S1-02419138001 $72.72 View & buy → Wiring Harness, S11, RB1 Part # S1-02537498003 $21.30 View & buy → Wiring Harness, S10, YC120-240, YC120-240 Part # S1-02542706000 $21.45 View & buy → Circuit Board, SSE, 2 Stage, with C Part # S1-6421652 $1,100.97 View & buy → Integrated Transformer, 460, 75VA Part # S1-02549714000 $80.81 View & buy → Integrated Transformer, 208/240, 75VA Part # S1-02549713000 $97.48 View & buy → SSE Control Board, 2-Stage, Non-Communicating Part # S1-6421651 $1,063.04 View & buy → Wiring Harness, Y Connector, Lac Part # S1-02549705000 $22.80 View & buy → Harness Wire, P9 Part # S1-02535366012 $51.98 View & buy → Harness Wire Part # S1-02537498001 $58.35 View & buy → Wiring Harness, S11, RB2 Part # S1-02537498006 $20.60 View & buy → Transformer, 460V, 24V, 75VA, 50/60Hz Part # S1-6046981 $114.54 View & buy → Breaker, Circuit, 3 Pole, 35A, 600V Part # S1-02441153000 $493.69 View & buy → Breaker, Circuit, 3 Pole, 70A, 240V Part # S1-02441149000 $1,159.42 View & buy → Transformer, 208/230V, 24V, 75VA, 50/60Hz Part # S1-6046982 $118.56 View & buy → Breaker, Circuit, 3 Pole, 40A, 600V Part # S1-02441157000 $637.16 View & buy → Breaker, Circuit, 3 Pole, 80A, 240V Part # S1-02441159000 $448.90 View & buy → Transformer, 240/480V, 120/240V/3000VA, 60 HZ Part # S1-02532762000 $1,890.16 View & buy → Transformer, 208/240, 120V Part # S1-02532672240 $1,965.32 View & buy → Integrated Transformer, 575, 75VA Part # S1-02549715000 $109.36 View & buy → Breaker, Circuit, 3 Pole, 25A, 600V Part # S1-02441151000 $537.61 View & buy → Breaker, Circuit, 3 Pole, 30A, 600V Part # S1-02441155000 $539.88 View & buy → Boost Transformer Part # S1-02530383000 $2,596.30 View & buy → Run Single Capacitor, 15MFD, 370V, Oval Part # S1-02425900000 $18.68 View & buy → Breaker, Circuit, 3 Pole, 100A, 240V Part # S1-02441146000 $261.89 View & buy → Breaker, Circuit, 3 Pole, 90A, 240V Part # S1-02441158000 $381.77 View & buy → Breaker, Circuit, 3 Pole, 45A, 600V Part # S1-02441218000 $614.70 View & buy →

Switches, sensors & controls

Block, Terminal, 10 Pole Part # S1-02516100000 $85.17 View & buy → Temperature Sensor, Return, Supply, Outdoor Part # S1-33103655000 $35.72 View & buy → Pressure Control, Refrigeration, 625/500(O/C)BRAZE, PSIG Part # S1-5992122 $63.46 View & buy → Temperature Sensor, Outside/Return/Supply, Air, 6 in Part # S1-6043480 $21.73 View & buy → Temperature Sensor, -40 to 110C, Female, without Clip Part # S1-02550564000 $26.32 View & buy → Temperature Control, 50 Open, 40 Close, SPST Part # S1-02537419000 $28.81 View & buy → Pressure Control, Refrigeration, 50/71(O/C)FLARE, PSIG Part # S1-5992114 $60.33 View & buy → Refrigerant Pressure Control, 625 Open / 525 Close Flare, PSIG Part # S1-5992116 $65.18 View & buy → Pressure Control, Head, Low Ambient Part # S1-02435592000 $1,044.60 View & buy → Block, Terminal, 6P, 250V, 20A Part # S1-02509505000 $34.87 View & buy →

Hardware & fittings

Grmmt, Pvc, 0.88D x 1.63 Mounting Part # S1-02804859900 $5.22 View & buy → Panel, Access, Compressor, PC090/120 Part # S1-07328975000 $127.27 View & buy → Guard Fan, 28.75 Inch, Black Part # S1-02647775000 $187.62 View & buy → Panel, Control, PC/PD/YC/YD 090-240 Part # S1-07335174000 $213.87 View & buy → Panel, W/Disconnect Part # S1-37331196000 $668.23 View & buy → Clamp, Thermistor, SS, 1-1/8 Inch Dia Part # S1-6043492 $15.08 View & buy → Guard Coil, 22.636 x 47.86, Black Part # S1-02646406000 $172.64 View & buy →

Other parts

Clamp, Coil, Top, 8", 18MMX30" Part # S1-02131410000 $23.28 View & buy →

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See all 164 York J12YD model numbers

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