York KC300 Parts

25-ton unit · 58 models

1

Find your model number. It’s on the metal label on the side of the unit. It starts with KC300.

2

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Parts for York KC300 units (47)

Compressors & coils

Condenser Coil, MC, YC240, YD150, 25MMXH43.7XL49 Part # S1-6302811 $1,988.37 View & buy → CC Heater, Band, 90W, 240V, 8.5 Inch Dia Part # S1-02547842000 $65.79 View & buy → Scroll Compressor, Tandem, 208/230V 3-Phase 60Hz, R-454B Part # S1-6442740 Get a quote View & buy → CC Heater, Band, 90W, 480V, 8.5 Inch Dia Part # S1-02547843000 $58.50 View & buy → Scroll Compressor, Tandem, 460V 3-Phase 60Hz, R-454B Part # S1-6442741 Get a quote View & buy → Condenser Coil, MC, YC240, E-Coat Part # S1-6314772 $5,118.00 View & buy → CC Heater, Band, 90W, 600V, 8.5 Inch Dia Part # S1-02547844000 $67.63 View & buy → Scroll Compressor, Tandem, 575V 3-Phase 60Hz, R-454B Part # S1-6442742 Get a quote View & buy →

Motors

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 → 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 → AC Motor, 3/4, 1110RPM, Cwle, 575V 1-Phase 60Hz Part # S1-6008081 $393.15 View & buy →

Igniters & flame sensors

Transducer, Pressure, 15-515PSI, 0.5-4.5VDC Part # S1-02550566000 $108.84 View & buy →

Valves & filter driers

Check Valve Part # S1-02211481000 $358.12 View & buy →

Electrical parts & harnesses

Harness Wire, S1, UCB Part # S1-02546795000 $14.95 View & buy → Harness Wire, S9, UCB, YC/PC120-300 Part # S1-02546803000 $62.44 View & buy → Wiring Harness, Split System, Condenser Part # S1-02549704000 $42.47 View & buy → Wiring Harness, S10, UCB Part # S1-02552350000 $33.97 View & buy → Harness Wire, S2, UCB, EC Part # S1-6088334 $16.82 View & buy → Contactor, 3P, 24V-COIL, 600V, 50/60Hz, 60A Part # S1-5883253 $190.16 View & buy → Contactor, 2P, 24V-COIL, 600V, 50/60Hz, 40A Part # S1-6514022 $38.31 View & buy → Circuit Board, SSE, Kit, 2 Stage, W/ Communication, VER5.1 Part # S1-6555128 $1,689.57 View & buy → Integrated Transformer, 208/240, 75VA Part # S1-02549713000 $97.48 View & buy → Integrated Transformer, 460, 75VA Part # S1-02549714000 $80.81 View & buy → Wiring Harness, Y Connector, Lac Part # S1-02549705000 $22.80 View & buy → Circuit Board, SSE, Kit, 2STAGE, W/O Communication, VER5.1 Part # S1-6555127 $1,237.95 View & buy → Breaker, Circuit, 3 Pole, 60A, 600V Part # S1-02441166000 $687.48 View & buy → Breaker, Circuit, 3POLE, 125A, 600V Part # S1-02439467000 $1,885.91 View & buy → Breaker, Circuit, 3 Pole, 70A, 600V Part # S1-02441152000 $588.35 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 → Run Single Capacitor, 15MFD, 370V, Oval Part # S1-02425900000 $18.68 View & buy → Integrated Transformer, 575, 75VA Part # S1-02549715000 $109.36 View & buy → Contactor, 2P, 40 Amp, 24V, 50/60Hz Part # S1-02439507000 $37.38 View & buy → Breaker, Circuit, 3 Pole, 45A, 600V Part # S1-02441218000 $614.70 View & buy → Harness Wire, S10, UCB, YC120-300 Part # S1-02546808000 $28.86 View & buy → Harness Wire, S22, UCB Part # S1-02546810000 $14.45 View & buy → Wiring Harness, S10, UCB, YC120-300 Part # S1-02551412000 $32.24 View & buy → Harness, S2, UCB to ST1, YC090-300 Part # S1-02551859000 $33.36 View & buy →

Switches, sensors & controls

Block, Terminal, 10 Pole Part # S1-02516100000 $85.17 View & buy → Auxiliary Switch, NC/No, 600V, 10A Part # S1-5883252 $37.79 View & buy →

Hardware & fittings

Grille, Compressor Side, 15/20T Part # S1-02645724000 $998.93 View & buy → Grille, Control Side, Upper, 15/20T Part # S1-02646772000 $793.40 View & buy → Grille, Control Side, Lower, 15/20T Part # S1-02646773000 $810.54 View & buy → Support, Fan Deck, PC/PD/YC/YD 240 Part # S1-07331225000 $39.54 View & buy → Panel, W/Disconnect Part # S1-37331196000 $668.23 View & buy → Panel, Control, PC/PD/YC/YD 090-240 Part # S1-07335174000 $213.87 View & buy → Guard Coil, 22.636 x 47.86, Black Part # S1-02646406000 $172.64 View & buy →

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See all 58 York KC300 model numbers

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