York DW-18 Parts

17.5-ton rooftop unit · gas/electric and electric/electric · 19 models

1

Find your model number. It’s on the metal label on the side of the unit. It starts with DW-18.

2

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Parts for York DW-18 units (128)

Compressors & coils

Coil, Evaporator #2, Lower Part # S1-37321474001 $9,354.22 View & buy → Condenser Left Coil Part # S1-37325783001 $5,211.64 View & buy → Condenser Right Coil Part # S1-37325783002 $5,673.38 View & buy → Coil, Evaporator #1, Upper, 25T Part # S1-37321473001 $8,280.04 View & buy → CC Heater, Band, 70W, 480V, 21.8-29.0 Circum Part # S1-02538913480 $67.95 View & buy → Distributor Assembly, 2 Tube, 3/8 x 3/8, 1.31" Part # S1-02623209000 $21.36 View & buy → Heat Exchanger, 8 Tube, 47.906 Tall Part # S1-36393846702 $3,902.99 View & buy →

Motors

Venter Motor, 1/10 HP, 3400 RPM, clockwise, 460V 1-phase 60 Hz Part # S1-02425005004 $545.68 View & buy → Blower Motor, 7.5 HP, 1770, 208-230/460V 3-Phase 60Hz Part # S1-02439476000 $1,306.20 View & buy →

Fans & blower wheels

Propeller Fan, 24", CW, 3-27, 1/2"BORE Part # S1-02634758000 $149.46 View & buy → Blower Wheel, 18 x 15, Reverse, 1-3/16"BORE Part # S1-02625529703 $778.89 View & buy → Propeller Fan, 24 in., clockwise, 3-29, 1/2 in. Bore Part # S1-02634757000 $151.43 View & buy → Propeller Fan, 24, CW, 4-32, 1/2 Bore Part # S1-02625558000 $239.14 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 →

Gas valves & burners

Crossover, Gas Part # S1-02920404000 $143.87 View & buy → Crossover, Gas 180/300 Part # S1-02920099000 $133.59 View & buy → 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 →

Igniters & flame sensors

Orifice, Burner #30 (.1285) Part # S1-02920423030 $20.63 View & buy → Orifice, Pilot #65 (.035) Part # S1-02920422065 $15.96 View & buy → Orifice, Pilot #58 (.042) Part # S1-02920422058 $17.35 View & buy → 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 →

Valves & filter driers

TXV-Distributor Valve, 14 Tube, #10 Orifice, Sporlan Part # S1-02213561000 $596.66 View & buy →

Electrical parts & harnesses

Breaker, Circuit, 6A, 250V, 1 Pole Part # S1-02427583000 $36.42 View & buy → Fuse, Dual, 1.5A, 600V (M10) Part # S1-02527750000 $11.53 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 → Time Delay Relay, Venter Motor Part # S1-02426089000 $60.14 View & buy → Transformer, 240/480V, 120/240V/3000VA, 60 HZ Part # S1-02532762000 $1,890.16 View & buy → Crankarm Actuator Part # S1-02922116000 $471.03 View & buy → Holder Fuse, 3 Pole, 60 Amp, 250V Part # S1-02518283000 $103.28 View & buy → Transformer, 208/240, 120V Part # S1-02532672240 $1,965.32 View & buy → Run Dual Capacitor, 50/5MFD, 440V, Round Part # S1-02420062700 $18.42 View & buy → Control Relay, 24V, 50/60 Hz, SPDT Part # S1-02424116000 $58.33 View & buy → Holder Fuse, 3 Pole, 30 Amp, 600V Part # S1-02518284900 $105.80 View & buy → Harness Wire, S15-1 Part # S1-02537487004 $38.43 View & buy → Wiring Harness, S15, Jumper Part # S1-02550568000 $31.65 View & buy → Connector, Clamp, Str, Round, Diecast, 1.5 Inch Part # S1-7861 $23.56 View & buy → Harness, Wire S12 Jumper Part # S1-02537487005 $14.49 View & buy → Relay Control, 24V, 50/60 HZ, SPST Part # S1-02421678700 $46.44 View & buy → Harness Wire, S15-3 Part # S1-02537487007 $54.17 View & buy → Bracket, Actuator Arm Part # S1-02922212000 $76.51 View & buy → Relay Control, 22V, SPST Part # S1-02425986000 $37.81 View & buy → Relay, 24V, 3PDT Part # S1-02435717000 $286.48 View & buy → Relay, 24V, DPDT, 10 Amp Part # S1-02435718000 $142.73 View & buy → Auxiliary Switch, 1 SPDT W/.250 QC Terminals Part # S1-02435798000 $36.81 View & buy → Breaker, Circuit, 3 Pole, 70A, 600V Part # S1-02441152000 $588.35 View & buy → Breaker, Circuit, 3 Pole, 50A, 600V Part # S1-02441154000 $536.47 View & buy → Fuse 20A 600V Part # S1-02512804900 $37.85 View & buy → Holder Fuse, 3 Pole, 60 Amp, 600V Part # S1-02518285000 $107.19 View & buy → Boost Transformer Part # S1-02530383000 $2,596.30 View & buy → Wiring Harness, Actuator, Belimo Part # S1-02537430033 $104.55 View & buy → Novar Harness Part # S1-02537487008 $24.83 View & buy → Harness Wire, S16-SFTY, Switch Part # S1-02537487013 $23.77 View & buy → Electric Harness, Dpt Part # S1-02541188000 $32.61 View & buy → Electric Harness, M3-AUX Part # S1-02541189000 $54.47 View & buy → Electric Harness, P24 Part # S1-02541190000 $71.83 View & buy → Electric Harness, Communication Part # S1-02541192000 $101.70 View & buy → Harness, Wiring Kohls P24 Part # S1-02541244000 $64.30 View & buy → Harness, Wiring Kohls P27 Part # S1-02541246000 $64.30 View & buy → Harness, Wiring Kohls P30 Part # S1-02541247000 $23.77 View & buy → Harness, Wiring Kohls S30 Part # S1-02541248000 $161.55 View & buy → Boot, Capacitor, Rubber Part # S1-02804133000 $4.57 View & buy →

Switches, sensors & controls

Block, Distributor, LINE-1, LOAD-4, 3P, 600V, 175A Part # S1-02520710000 $124.88 View & buy → Temperature Control, 60 Open, 70 Close, SPST Part # S1-02527723001 $78.29 View & buy → Temperature Control, 26 Open, 38 Close, SPST Part # S1-02527727002 $48.24 View & buy → Temperature Control, 40 Open, 30 Close, SPST Part # S1-02535355001 $50.66 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 → Temperature Control, 55 Open, 45 Close, SPST Part # S1-02535355000 $30.66 View & buy → Gear, Actuator, Motor, 8 Teeth Part # S1-02646760000 $44.54 View & buy → Limit Switch, 120/100(O/C), SPST, Autoreset Part # S1-02526392704 $17.37 View & buy → Power Exhaust, Accessory, 460V, 15-25 Ton Part # S1-02648107000 $2,867.74 View & buy → Smoke Detector Kit, 20-25T Sunline SA Part # S1-02924494000 $1,215.18 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 → 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, Blower 1.187 x 26.75 Long Part # S1-00107116000 $176.60 View & buy → Bracket, Bearing Wireform Part # S1-02635494000 $218.82 View & buy → Guard Coil, Wireform, 88 x 30, Black Part # S1-02638362000 $580.97 View & buy → Guard Coil, Wireform, 38 x 46.BLACK Part # S1-02638363000 $448.05 View & buy → Clamp, Motor, Wireform Part # S1-02638369000 $187.22 View & buy → 4 Bolt Flange Ball Bearing Part # S1-02922145000 $262.90 View & buy → Key, Blower 1/4 in Square x 6.375 in Long Part # S1-00107110004 $9.29 View & buy → Guard Fan, 24 Inch, Black, Raised Part # S1-02647779000 $264.34 View & buy → Sheave, Variable 1 Groove, 1.375" Bore, 1VP68 Part # S1-02812010700 $168.43 View & buy → Support, Motor Part # S1-06394674000 $286.18 View & buy → Wrapper, Blower 18 Inch Part # S1-06394675000 $259.42 View & buy → Plate, Latch Cool/Electric Heat Part # S1-07301931000 $21.15 View & buy → Support, Motor Part # S1-07301954000 $134.26 View & buy → Roof, Fan Deck, 24 Inch, Magnum Part # S1-07345030000 $514.14 View & buy → Plate, Support, Motor, 7.5-10HP Part # S1-37301957000 $173.61 View & buy → Sheave, Fixed 1 Groove, 1.1875" Bore, BK120 Part # S1-02810577700 $132.97 View & buy → Belt Drive, BX83, PL=84.8 Part # S1-02812080700 $112.00 View & buy → Support, Coil, Evaporator, Bottom, 25T, Magnum Part # S1-07345131000 $130.68 View & buy → Panel, Access, Blower Motor Part # S1-37306317181 $377.40 View & buy → Panel, Access, Blower Part # S1-37306317210 $555.63 View & buy → Scroll, Blower, Vent Part # S1-06390041000 $42.26 View & buy → Baffle, Heat Exchanger Part # S1-06390071000 $30.88 View & buy → Support, Burner Part # S1-06393848000 $62.64 View & buy → Plate, Venter Housing Part # S1-07303170000 $27.01 View & buy → Plate, Venter Housing Part # S1-07303210000 $62.03 View & buy → Panel, Sealer Part # S1-07345129000 $40.77 View & buy → Hood, Rain, Flue, SS, (Vent Air Outlet) Part # S1-36393686001 $135.47 View & buy → Cover, Damper Opening, Insulated Part # S1-36394829032 $138.25 View & buy → Hood, Damper Economizer Part # S1-37302274701 $445.70 View & buy → Connecton, Gas, Pilot Part # S1-37303313000 $23.02 View & buy → Bracket, Mounting, Exhaust Motor Part # S1-02625563000 $343.60 View & buy → Pivot, Damper Blade Part # S1-02637495000 $92.93 View & buy → Plate, Ventor, 2.562 Orifice Part # S1-06390038008 $23.28 View & buy → Plate, Ventor, 2.437 Orifice Part # S1-06390038032 $27.54 View & buy → Latch, Z Part # S1-07316446000 $28.32 View & buy → Bracket, Disconnect Switch Part # S1-07324602000 $73.00 View & buy → Plate, Disconnect Switch Part # S1-07324620002 $90.56 View & buy → Panel, Access Insulation Damper Mounting W/O Econo Part # S1-36394829031 $598.10 View & buy → Belimo Actuator, AFB24-SR Part # S1-02527164000 $1,760.14 View & buy → Panel, Barometric Relief W/Damper, 47" H Part # S1-02646762000 $1,202.94 View & buy → Panel, Support, Coil, Top, Sst Part # S1-02647864000 $249.69 View & buy → Panel, Support, Coil, Bottom, Sst Part # S1-02647865000 $243.59 View & buy → Sheave, Fixed 1 Groove, 1.1875" Bore, BK110 Part # S1-02812012700 $216.72 View & buy → Belt Drive, BX81, PL=82.8 Part # S1-02812017700 $106.64 View & buy →

Other parts

Spacer, Motor, Venter Part # S1-07303169000 $20.63 View & buy → Bracket, Limit Switch Part # S1-07318565000 $44.30 View & buy →

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See all 19 York DW-18 model numbers

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

DW-18C00ATAAA1A
DW-18C00AWAAA1A
DW-18C00AWAAA2
DW-18C00AXAAA1A
DW-18E36AWJZZ20001
DW-18N30ATAAA1A
DW-18N30AWAAA1A
DW-18N30AWAAA2
DW-18N30AWDAA1A
DW-18N30BTAAA1A
DW-18N30BWAAA1A
DW-18N30CWDAA1A
DW-18N30QTDAA1A
DW-18N40ATAAA1A
DW-18N40AWAAA1A
DW-18N40BTAAA1A
DW-18N40BWAAA1A
DW-18N40CWAAB2
DW-18N40SWBZZ20001