What MFD capacitor do I need for my Carrier AC?

The correct replacement for Carrier model CHA0500H2D 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 Carrier equipment which lists the model number CHA0500H2D.

My AC hums but will not start. What part do I need?

An AC that hums but will not start is the classic symptom of a failed capacitor. The capacitor provides the electrical boost needed to start the compressor and fan motors. When it fails, you hear the hum of the motor trying to start but it cannot overcome inertia. Other symptoms include the fan spinning slowly, the AC cycling on and off rapidly, or a visibly swollen or leaking capacitor. Replacement cost: $15 to $80 for the part, DIY in 30 minutes.

Is this capacitor compatible with Bryant or Payne systems too?

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

Carrier

OEM Carrier Start Capacitor P281-1356 for CHA0500H2D

Name: OEM Carrier Start Capacitor P281-1356 for CHA0500H2D
Brand: Carrier
SKU: CARRIE-CHA0500H2D-CAPACITOR-P281-1356
Price: 25.00 USD
Availability: InStock

SKU: CARRIE-CHA0500H2D-CAPACITOR-P281-1356 Brand: Carrier

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OEM Carrier Start Capacitor P281-1356 for Model CHA0500H2D

This is the factory OEM start capacitor (part number P281-1356) designed as a direct replacement for the Carrier CHA0500H2D unit. The start capacitor provides the high-voltage electrical boost required to get the compressor or fan motor spinning from a dead stop. Unlike run capacitors, start capacitors disengage from the circuit once the motor reaches operating speed. When a start capacitor fails, the most common symptoms include a humming compressor that never starts, repeated tripping of the breaker, hard-start hesitation, or a complete no-start condition — all of which can quickly cascade into compressor burnout if left unaddressed.

Specs: OEM-matched capacitance and voltage ratings per factory specification for Carrier CHA0500H2D | Designed for short-duty start-assist cycling | Meets or exceeds original factory tolerances for reliable motor engagement
OEM vs Generic: This OEM unit (P281-1356) is manufactured to Carrier's exact capacitance and voltage tolerances. Aftermarket start capacitors frequently fall outside acceptable MFD ranges, placing excessive stress on the compressor windings and reducing equipment lifespan.
Install Difficulty: 3/5 — Start capacitors carry a dangerous residual charge even after power is disconnected. Always discharge the capacitor safely before handling. Tools needed: insulated screwdrivers, needle-nose pliers, multimeter with capacitance function, and a capacitor discharge tool or resistor. Photograph all wiring connections before removal.
Warranty: Backed by a 1-year OEM factory warranty. In stock and ships same business day from our climate-controlled parts warehouse.

Compatibility: Engineered specifically for the Carrier CHA0500H2D. Always verify the capacitance (MFD) and voltage rating on your existing capacitor's label or the unit's data plate before ordering to confirm an exact match. Not sure if this is the right part? Our HVAC parts specialists verify fitment before you order — reach out before placing your purchase.

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

OEM Carrier Start Capacitor P281...

$25.00

Frequently Asked Questions

Does this Capacitor fit my Carrier CHA0500H2D?

Yes. This is the factory-specified OEM capacitor for the Carrier CHA0500H2D. 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 capacitor on my Carrier CHA0500H2D?

Difficulty: Easy (20–30 min)
Step 1: Turn off power at breaker. Step 2: Open condensing unit panel. Step 3: Photograph the old capacitor wiring (Common/Herm/Fan). Step 4: Discharge old capacitor with insulated screwdriver. Step 5: Disconnect and remove old capacitor. Step 6: Mount new capacitor, reconnect wires to matching terminals. Step 7: Close panel, restore power, test. Tools: screwdriver, needle-nose pliers.

My AC hums but won’t start. What part do I need?

An AC that hums but won’t start is the classic symptom of a failed capacitor. The capacitor provides the electrical boost to start the compressor. When it fails, you hear humming but the motor can’t overcome inertia. Other symptoms: fan spinning slowly, AC cycling on/off rapidly, or a visibly swollen capacitor. Fix: replace capacitor ($15–$80 DIY, 30 min).

Is this capacitor compatible with Bryant or Payne too?

Many Carrier 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 Carrier capacitor?

OEM strongly recommended. OEM capacitors have ±6% MFD tolerance vs aftermarket ±10%. The looser tolerance causes motor winding stress, higher temps, and shorter compressor life. Price difference is only $10–$20 — OEM is the clear value choice.

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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OEM Carrier Start Capacitor P281-1356 for CHA0500H2D

OEM Carrier Start Capacitor P281-1356 for Model CHA0500H2D

Shipping Information

Return Policy

Frequently Asked Questions