3W2 – HARD START KIT (3 WIRE, 3.5-5 TON)
SKU · Csru2
$48.09
Supco 3W2 hard start kit for 3.5-5 ton compressors. 3-wire design with potential relay and start capacitor. Built for larger residential and light commercial AC.
Catalog · Dallas, TX
HVAC Parts Catalog. 27,000+ on the shelf.
Walk in. We test every part free at the counter. Open to homeowners, contractors, and multifamily — no account or minimum order.
Popular: 45/5 capacitor ECM blower Honeywell ignitor 24V contactor Hard start kit
Open today
Mon–Fri 10am–7pm · Sat 10am–3pm
|
10226 Plano Rd, Suite 104, Dallas
|
(214) 340-9421
|
★★★★★
4.9 · 512 reviews
★★★★★
4.9 · 512 reviewson Google
27,000+ parts in stock1,500+ unique part numbers
Free bench testingCapacitors · motors · ignitors
Walk-in welcomeNo account · No minimums
Browse the counter
Shop parts by category
Ten departments, organized the way our counter is. Every category is on the shelf today.
Air Distribution
Ducts · Grilles · Boots · Boxes
Electrical Components
Capacitors · Contactors · Relays
Equipment & Systems
Condensers · Furnaces · Coils
Filters & Air Quality
1" · 4" · 5" · UV · Media
Furnace & Heating
Ignitors · Inducers · Boards
Motors & Blower Parts
PSC · ECM · X13 · Wheels
Refrigeration
Line sets · TXVs · Driers
Switches & Sensors
Limits · Pressure · Flame
Thermostats & Zoning
Honeywell · Pro1 · Nest
Tools & Supplies
Gauges · Vacuum pumps · Hand tools
We carry parts for every major brand — OEM & aftermarket
Plan your visit
Walk in. We'll help you match it.
Bring your old part. We'll diagnose it, find the replacement, and bench-test the new one at the counter before you leave — so you only make one trip.
Looking for something specific?
Capacitor Cross-Reference
Find the right replacement by MFD & voltage
Ignitor Cross-Reference
Universal & OEM matches for every furnace
AC Symptom Checker
60-second triage · find your part by symptom
DIY Video Tutorials
Step-by-step from our YouTube channel
Contractor Information
Tiered volume pricing for the trade
¿Buscas partes de HVAC en Dallas?
Visita nuestra página en español — mismas partes, mismo mostrador, atendido en español.
Ver página en español →All parts 1,617Equipment & Systems 119Filters & Air Quality 106Air Distribution 276Furnace & Heating 51Refrigeration 90Thermostats & Zone Controls 23Switches & Sensors 168Electrical Components 277Motors & Blower Parts 161Tools & Supplies 349
Showing 621–630 of 1617 results
-
In Stock
SUPCO -
Low Stock
CARRIER326100-401 – INDUCER COOLING WHEEL
SKU · 326100-401$25.19Carrier OEM inducer cooling fan wheel. Part 326100-401, also listed as LA660003. Cools the inducer motor during operation. Replace if cracked or wobbling.
-
In StockUNIVERSAL
XW018 – HEADLAMP
SKU · XW018$9.95Hands-free LED headlamp for attic, crawlspace and equipment-cabinet work.
-
Low StockUNIVERSAL
24F – METAL FOLDING TOOL
SKU · 24F$39.68Malco 24F metal folding tool, 24 inches long. Dual folding depths (3/8″ and 1″) for bending sheet metal edges. Heavy-duty steel for ductwork fabrication.
-
In StockGOODMAN
B1789893 – FLOWRATER PISTON (.093) (5T, R22)
SKU · B1789893$14.29Goodman .093″ fixed orifice piston for 5-ton systems (R-22). Controls refrigerant flow in Goodman and Amana condensers. OEM part.
-
In StockPACKARD
90380 – RELAY (SPST, 24V COIL)
SKU · ELE-90380$20.6824V SPST fan relay (90380). Controls the indoor blower fan on/off. Quick-connect terminals, universal mounting. One of the most common HVAC relay types.
-
Low StockDIVERSITECH
6-1838S – PLASTIC DRAIN PAN
SKU · 6-1838S$38.67Plastic secondary drain pan, 18″ x 38″, ABS construction. Sits under your indoor coil or air handler to catch overflow. 3/4″ PVC drain fitting included.
-
In StockUNICON
15810 – LIQUID TIGHT FITTING (STRAIGHT 3/4″)
SKU · 15810$1.843/4″ straight liquid-tight fitting. Connects liquid-tight conduit to a junction box or disconnect. Non-metallic, weatherproof.
-
In StockPROGRILLE
RG1406 – RETURN GRILLE (14″W x 6″T)
SKU · RG1406$11.1614″W x 6″T return air grille with fixed louver blades. White powder-coated steel. Mounts on wall or ceiling over your return duct opening.
-
In StockPACKARD
2P40A24V – CONTACTOR (C240A)
SKU · C240A$31.52Two-pole 40A contactor with 24V coil (C240A). The most common residential AC contactor. Controls power to the compressor in your outdoor unit.
Showing 630 of 1617 parts