What amp contactor do I need for my ICP system?

The correct replacement for ICP model WPG3424090LKC1 — 24V Coil with Shunt | Ships Today is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your ICP equipment which lists the model number WPG3424090LKC1 — 24V Coil with Shunt | Ships Today.

My AC clicks but the compressor does not turn on. What is wrong?

Clicking from the outdoor unit without the compressor starting usually means a worn contactor. The contactor is the relay that sends power to the compressor. When its contacts are pitted or worn, it clicks but cannot establish a solid electrical connection. Other symptoms: visible pitting or burn marks on the contactor face, AC works intermittently, or buzzing from the contactor.

ICP

ICP 1-Pole 30A Contactor for WPG3424090LKC1 — 24V Coil with Shunt | Ships Today

Name: ICP 1-Pole 30A Contactor for WPG3424090LKC1 — 24V Coil with Shunt | Ships Today
Brand: ICP
SKU: 1172472
Price: 36.40 USD
Availability: InStock

SKU: 1172472 Brand: ICP

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Overview

This OEM 1-pole, 30 amp contactor with a 24V coil and integrated shunt switches line voltage to the compressor and condenser fan on the ICP WPG3424090LKC1 system. When the thermostat calls for cooling, the 24V control circuit energizes the coil, pulling the contacts closed to deliver power to the outdoor unit. The built-in shunt keeps one leg energized for crankcase/control needs. Contactors wear out from millions of switching cycles — pitted or welded contacts, a chattering or burnt coil, and ant or debris intrusion are common. A failed contactor leaves the compressor and fan dead even when the thermostat is calling, or causes the unit to run continuously when contacts weld shut.

Specifications

Spec	Value
Part Number	1172472
Type	Definite Purpose Contactor, 1-Pole, with Shunt
Brand	ICP / Heil / Tempstar
Contact Rating	30 Amps
Coil Voltage	24V
Poles	1
Fit	OEM Replacement

Compatibility

Direct-fit OEM replacement for the ICP / Heil / Tempstar / Comfortmaker WPG3424090LKC1 packaged unit. Fits ICP-family equipment specifying a 1-pole 30A 24V-coil contactor with shunt. Verify pole count, amp rating, and coil voltage against your original.

Installation Guide

Safety First — Disconnect power at the disconnect and breaker, then verify zero voltage with a multimeter at the contactor line terminals.
Access — Remove the service panel to reach the contactor in the control box.
Document — Photograph all line, load, and 24V coil connections before disconnecting.
Remove — Label and disconnect the wires, then unscrew the old contactor from its mounting.
Install — Mount the new contactor, reconnect the line, load, and coil leads (including the shunt) exactly per your photo.
Test — Restore power, call for cooling, and confirm the coil pulls in and the compressor/fan energize normally.

Signs You Need a Replacement

Pitted, burnt, or welded contacts
Compressor and fan won't start despite a cooling call
Loud chattering or buzzing from the contactor coil
Unit runs continuously because the contacts won't release

Shipping & Returns

Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

ICP 1-Pole 30A Contactor for WPG...

$36.40

Frequently Asked Questions

Does this Contactor fit my ICP WPG3424090LKC1 — 24V Coil with Shunt | Ships Today?

Yes. This is the factory-specified OEM contactor for the ICP WPG3424090LKC1 — 24V Coil with Shunt | Ships Today. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the contactor on my ICP WPG3424090LKC1 — 24V Coil with Shunt | Ships Today?

Difficulty: Medium (30–45 min)
Step 1: Turn off breaker. Step 2: Open condensing unit panel. Step 3: Photograph ALL wiring on the contactor. Step 4: Label each wire with tape. Step 5: Disconnect wires and remove old contactor. Step 6: Mount new contactor, reconnect wires matching your photo. Step 7: Restore power and test.

My AC clicks but the compressor won’t turn on. What’s wrong?

Clicking from the outdoor unit without the compressor starting = worn contactor. The contactor sends power to the compressor. When its contacts are pitted, it clicks but can’t make solid contact. Look for: visible pitting/burn marks on the contactor face, intermittent operation, or buzzing.

Is this contactor compatible with Bryant or Payne too?

Many ICP parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my ICP contactor?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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