York DC300 Parts

25-ton rooftop unit · gas/electric and electric/electric · 42 models

1
Find your model number. It’s on the metal label on the side of the unit. It starts with DC300.
2
Type it here. We’ll show only the parts that fit.

Parts for York DC300 units (128)

Compressors & coils

Distributor Assembly, 2 Tube, 3/8 x 3/8, 1.31" Part # S1-02623209000 $21.36 View & buy → Compressor, SZ161-4VAM Part # S1-01504161001 $4,866.10 View & buy → CC Heater, Band, 90W, 480V, 8.5 Inch Dia Part # S1-02547843000 $58.50 View & buy → Coil, Evaporator #1, Upper, 25T Part # S1-37321473001 $8,280.04 View & buy → Coil, Evaporator #2, Lower Part # S1-37321474001 $9,354.22 View & buy → Condenser Coil, Rear, 20/25 Ton Part # S1-37321390101 $8,962.30 View & buy → Condenser Coil, Front, 20/25 Ton Part # S1-37321391101 $9,298.08 View & buy → Heat Exchanger, 8 Tube, DW, 47.906 Tall Part # S1-36393846008 $3,485.78 View & buy →

Motors

Blower Motor, 10 HP, 1450 RPM, 190/380-415-3-50 Part # S1-02425024701 $2,799.34 View & buy → Condenser Fan Motor, 1.25 HP, 1140 RPM, 460V 3-phase 60 Hz Part # S1-02432068002 $1,445.32 View & buy → Venter Motor, 1/10 HP, 3400 RPM, clockwise, 460V 1-phase 60 Hz Part # S1-02425005004 $545.68 View & buy →

Fans & blower wheels

Blower Wheel, 18 x 15, Reverse, 1-7/16"BORE Part # S1-02632631700 $1,448.60 View & buy → Propeller Fan, 30", CW, 3-32, 5/8"BORE Part # S1-02632577000 $299.08 View & buy → Blower Wheel, Venter, 4 x 2, counter-clockwise, 3/8 Bore Lower Part # S1-02632625700 $96.80 View & buy → Blower Wheel, Venter, 4 x 2, clockwise, 3/8 Bore Upper Part # S1-02632626700 $96.80 View & buy → Propeller Fan, 24, CW, 4-32, 1/2 Bore Part # S1-02625558000 $239.14 View & buy →

Gas valves & burners

Gas Valve, Natural Gas, 24V, 3/4 x 1/2 in., White-Rodgers 36H32-466 Part # S1-02527720700 $324.29 View & buy → Gas Burner, Venturi Part # S1-02927069000 $84.02 View & buy → Manifold, Gas, 6-8 Tubes Part # S1-02927110000 $196.79 View & buy → Crossover, Gas 180/300 Part # S1-02920099000 $133.59 View & buy →

Igniters & flame sensors

Flame Sensor, with 34" Lead Part # S1-02538950000 $30.04 View & buy → Spark Igniter, 34 in. Lead Part # S1-02538951000 $46.30 View & buy → Spark Igniter, 25K, 28 in. Lead Part # S1-02539887000 $44.43 View & buy → Orifice, Pilot #58 (.042) Part # S1-02920422058 $17.35 View & buy → Temperature Sensor, 144 Lead Part # S1-03100878003 $189.09 View & buy →

Valves & filter driers

TXV Valve, System 2, 1/2 x 7/8 ODF, 50.0 PSIG Part # S1-02208998000 $748.79 View & buy → TXV-Distributor Valve, 14 Tube, #10 Orifice, Sporlan Part # S1-02213561000 $596.66 View & buy →

Electrical parts & harnesses

Fuse, Dual, 1.5A, 600V (M10) Part # S1-02527750000 $11.53 View & buy → Connector, Clamp, Str, Round, Diecast, 1.5 Inch Part # S1-7861 $23.56 View & buy → Fuse, Dual Cartridge Time Delay, 600V, 30A Part # S1-02504650900 $19.24 View & buy → Holder Fuse, 3 Pole, 30 Amp, 600V Part # S1-02518284900 $105.80 View & buy → Harness Motor, OD Part # S1-02549720000 $87.24 View & buy → Harness Motor, OD Part # S1-02549721000 $89.15 View & buy → Breaker, Circuit, 6A, 250V, 1 Pole Part # S1-02427583000 $36.42 View & buy → Circuit Breaker, 3.2A, 250V, 1 Pole Part # S1-02434532000 $9.87 View & buy → Harness Wire, S15-1 Part # S1-02537487004 $38.43 View & buy → Wiring Harness, S15, Jumper Part # S1-02550568000 $31.65 View & buy → Holder Fuse, 3 Pole, 60 Amp, 600V Part # S1-02518285000 $107.19 View & buy → Control Relay, 24V, 50/60 Hz, DPDT Part # S1-02423972000 $56.16 View & buy → Relay Control, 24V, 50/60 HZ, Dpst Part # S1-02424111000 $55.94 View & buy → Relay Control, 24V, 50/60 HZ, SPST Part # S1-02421678700 $46.44 View & buy → Time Delay Relay, Venter Motor Part # S1-02426089000 $60.14 View & buy → Harness Wire, S15-3 Part # S1-02537487007 $54.17 View & buy → Harness, Wire S12 Jumper Part # S1-02537487005 $14.49 View & buy → Bracket, Actuator Arm Part # S1-02922212000 $76.51 View & buy → Breaker, Circuit, 3 Pole, 90A, 600V Part # S1-02441165000 $636.78 View & buy → Relay, 24V, 3PDT Part # S1-02435717000 $286.48 View & buy → Relay, 24V, DPDT, 10 Amp Part # S1-02435718000 $142.73 View & buy → Harness Wire, S10 Part # S1-02527126000 $32.16 View & buy → Harness Wire, S4 Part # S1-02527127000 $60.36 View & buy → Harness Wire, S17/S18 Part # S1-02527135000 $86.76 View & buy → Holder Fuse, 1 Pole, 30 Amp, 600V Part # S1-02544135000 $27.46 View & buy → Harness Wire, S1, UCB Part # S1-02547352000 $30.59 View & buy → Harness Wire, S2 Part # S1-02547353000 $72.36 View & buy → Harness Wire, S22 Part # S1-02547354000 $59.15 View & buy → Harness Wire, S30 Part # S1-02547355000 $45.37 View & buy → Harness Wire, SA Bus, Economizer Part # S1-02547356000 $35.49 View & buy → Harness Wire, SA Bus, UCB Part # S1-02547357000 $15.98 View & buy → Harness Wire, S9 Part # S1-02547358000 $46.56 View & buy → Harness Wire, S27 Part # S1-02547359000 $86.15 View & buy → Harness Wire, S16 Part # S1-02547360000 $59.15 View & buy → Harness Wire, S7 Part # S1-02547362000 $35.14 View & buy → Wiring Harness, TB4, M2, M1, M3 Part # S1-37345037000 $55.30 View & buy →

Switches, sensors & controls

Block, Distributor, LINE-1, LOAD-4, 3P, 600V, 175A Part # S1-02520710000 $124.88 View & buy → Block, Terminal, 3 Pole, 250V, 20 Amp Part # S1-02527755000 $24.03 View & buy → Pressure Control, Refrigeration, 22/45(O/C)BRAZE, PSIG Part # S1-6004502 $71.26 View & buy → Pressure Control, Refrigeration, 440/315(O/C)BRAZE, PSIG Part # S1-6004501 $78.31 View & buy → Temperature Control, 26 Open, 38 Close, SPST Part # S1-02527727002 $48.24 View & buy → Temperature Control, 55 Open, 45 Close, SPST Part # S1-02535355000 $30.66 View & buy → Temperature Control, 195 Open, 130 Close, SPDT Part # S1-02526366009 $37.58 View & buy → Rollout Control, 175 Open, 95 Close, DPST Part # S1-02527733002 $46.40 View & buy → Control, Auxiliary/Limit, 190 Open, Manual Close, SPST Part # S1-02532655000 $34.64 View & buy → Temperature Sensor, Outside/Return/Supply, Air, 6 in Part # S1-6043480 $21.73 View & buy → Gear, Actuator, Motor, 8 Teeth Part # S1-02646760000 $44.54 View & buy → Pressure Switch, Air, .05-5 IWC, Rise-On, AP/DF Part # S1-03101123700 $300.23 View & buy → Temperature Sensor, 10 ft Lead, Male, with Clip Part # S1-02549696000 $51.33 View & buy → Sensor, Temperature, -40 to 105 C, Male, W/O, Clip, 6IN Part # S1-6043484 $27.73 View & buy → Power Exhaust, Accessory, 460V, 15-25 Ton Part # S1-02648107000 $2,867.74 View & buy →

Air filters

Air Filter, Throw-Away 12 x 24 x 2 Part # S1-02625532000 $22.87 View & buy → Air Filter, Fiberglass, Throwaway, 24 x 24 x 2 Part # S1-5527600 $27.73 View & buy → Filter, 2 x 16 x 25, MERV2 Part # S1-02651426000 $23.28 View & buy → Filter, 2 x 16 x 20, MERV2 Part # S1-02651427000 $22.97 View & buy → Air Filter, 28 x 32.25 x 2 Part # S1-02642507000 $238.48 View & buy → Eliminator, Mist, 28 x 32.25 x 1 Part # S1-02648071000 $301.23 View & buy →

Hardware & fittings

Shaft, Steel, 1.1373 OD x 27.75 Long Part # S1-00107119000 $265.00 View & buy → Key, Stl, 3/8 SQ x 2-1/2 Long Part # S1-00107132000 $7.18 View & buy → Hex Nut Part # S1-02102523000 $3.99 View & buy → Ring, Clamp for Motor Mount Part # S1-02625568000 $29.15 View & buy → Bracket, Bearing Wireform Part # S1-02635494000 $218.82 View & buy → Mount, Motor, 56 Frame Part # S1-02637389000 $182.65 View & buy → Guard Fan, 30 Inch, Black, Flat Part # S1-02647777000 $203.53 View & buy → Bushing with Key 1.438 Bore Part # S1-02813332000 $81.39 View & buy → Ball Bearing, Flange, 4 Bolt Part # S1-02922144000 $277.07 View & buy → Panel, Access Control Part # S1-06393794001 $201.92 View & buy → Wrapper, Blower 18 Inch Part # S1-06394675000 $259.42 View & buy → Orifice, Fan 30.75" Dia Part # S1-06394820000 $157.94 View & buy → Plate, Latch Cool/Electric Heat Part # S1-07301931000 $21.15 View & buy → Brace, Motor Support, 25T Part # S1-07310388000 $51.36 View & buy → Support, Motor, 25 Ton Part # S1-07310389000 $265.65 View & buy → Mount, Motor, 25T Part # S1-07310390000 $172.04 View & buy → Panel, Access, Compressor, Top 20/25 Ton Part # S1-07319228000 $290.60 View & buy → Plate, Cover, Outlet Part # S1-07322964000 $48.39 View & buy → Post, Corner, Power Disconnect Part # S1-07331157000 $304.25 View & buy → Panel, Sealer Part # S1-07345129000 $40.77 View & buy → Panel, Access, Blower Motor Part # S1-37306317181 $377.40 View & buy → Panel, Access, Blower Part # S1-37306317210 $555.63 View & buy → Washer, Lock, Helical, 1/2IN, Zinc Part # S1-5720 $18.24 View & buy → Tape Gasket, Sealing, 1/8 x 1IN, 150 FT Roll Part # S1-9264 $99.79 View & buy → Fixed Sheave, Split Taper 1 Groove, 1B5V94 Part # S1-02813329000 $500.49 View & buy → Belt, Drive 5VX840 Part # S1-02813334000 $242.09 View & buy → Sheave, Variable 1 Groove, 1.625" Bore, 1VP75 Part # S1-02814721000 $445.41 View & buy → Support, Coil, Evaporator, Bottom, 25T, Magnum Part # S1-07345131000 $130.68 View & buy → Tinnerman Clip Part # S1-02110326000 $3.99 View & buy → Guard, Coil 81.65 x 47.15 Black Part # S1-02631432702 $620.79 View & buy → Support, Burner Part # S1-06393848000 $62.64 View & buy → Hood, Rain, Flue, SS, (Vent Air Outlet) Part # S1-36393686001 $135.47 View & buy → Connecton, Gas, Pilot Part # S1-37303313000 $23.02 View & buy → Scroll, Blower, Vent Part # S1-06390041000 $42.26 View & buy → Baffle, Heat Exchanger Part # S1-06390071000 $30.88 View & buy → Plate, Venter Housing Part # S1-07303170000 $27.01 View & buy → Plate, Venter Housing Part # S1-07303210000 $62.03 View & buy → Panel, Access Insulation Damper Mounting W/O Econo Part # S1-36394829031 $598.10 View & buy → Cover, Damper Opening, Insulated Part # S1-36394829032 $138.25 View & buy → Hood, Damper Economizer Part # S1-37302274701 $445.70 View & buy → Pivot, Damper Blade Part # S1-02637495000 $92.93 View & buy → Latch, Z Part # S1-07316446000 $28.32 View & buy →

Other parts

Spacer, Motor, Venter Part # S1-07303169000 $20.63 View & buy → Bracket, Limit Switch Part # S1-07318565000 $44.30 View & buy →
Can’t find your part? Send us a photo of the unit’s label and we’ll find it for you. Chat with us · help@totalhvacparts.com · 610-487-7999
See all 42 York DC300 model numbers

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

  • DC300C00A2AAA2
  • DC300C00A7AAA2
  • DC300C00A7AAC2
  • DC300C00A7AAC3
  • DC300C00A7AAE2
  • DC300C00A7ARC2
  • DC300C00A7ARC3
  • DC300C00A7ATA2
  • DC300C00A7AZZ20001
  • DC300C00A7AZZ30001
  • DC300C00C7AAC2
  • DC300C00F7ARC3
  • DC300C00F7BZZ20001
  • DC300C00G7AAC3
  • DC300C00H7BZZ20002
  • DC300C00J7AAA2
  • DC300C00J7HAB2
  • DC300E36A7AAA2
  • DC300E54A7AAA2
  • DC300E54C7AAC2
  • DC300N24A7AAA2
  • DC300N24A7AAA3
  • DC300N24A7AAC2
  • DC300N24B7AAA2
  • DC300N24C7AAC2
  • DC300N24C7AZZ20001
  • DC300N32A7AAA2
  • DC300N32A7AAE2
  • DC300N32A7AAE3
  • DC300N32B7AAA2
  • DC300N32B7BZZ20001
  • DC300N32B7BZZ20002
  • DC300N32C7AZZ20001
  • DC300N32C7EAF2
  • DC300N32F7AAD2
  • DC300N32F7BZZ20001
  • DC300N32F7BZZ30001
  • DC300N32G7FZZ30001
  • DC300N32H7BZZ20002
  • DC300S24B7HAG2
  • DC300S32A7BZZ20001
  • DC300S32B7HAG2