Inverter Module ONLY Fits Specific Models — for Champion 4500W Generators (200987, 200988, 200989, 200990, 201064, 201184) and for Champion 4650W Generators (201079, 201080, 201120, 201154, 201155)

Brand New High Quality Inverter Module ONLY Fits Specific Models — for Champion 4500W Generators (200987, 200988, 200989, 200990, 201064, 201184) and for Champion 4650W Generators (201079, 201080, 201120, 201154, 201155)

• Model-Specific Fit: Designed ONLY for Champion 4500W models (200987, 200988, 200989, 200990, 201064, 201184) and 4650W models (201079, 201080, 201120, 201154, 201155) — It does NOT fit any other Champion 4500W and 4650W inverter generator models NOT LISTED ABOVE.
• Reliable Performance: Restores stable inverter function for consistent power output, protecting your generator and connected devices.
• Durable OEM-Quality Build: Manufactured with high-grade components for long-lasting use and dependable performance in demanding conditions.

Product information:

Length: 8-15/32"/215mm

Width : 5-1/8"/130mm

It does NOT fit any other Champion 4650W inverter generator models NOT LISTED ABOVE.

Please confirm that this inverter is compatible with your generator before placing an order.

Package includes: 1X Inverter

If you are not sure, please send us email to support@sigmapowers.com and we will get back to you asap.

Orders placed by 2:00 PM ET on a business day are typically shipped the same business day. Orders placed after 2:00 PM ET, or on weekends or holidays, are typically shipped the next business day.

We primarily use USPS, FedEx, and UPS. Most orders are shipped using standard carrier services, and estimated delivery times vary depending on the destination and shipping method selected.

Standard shipping rates generally apply to addresses within the contiguous 48 U.S. states. Additional shipping charges may apply to orders shipped to Alaska, Hawaii, Puerto Rico, Guam, and other U.S. territories.

Expedited shipping options, including Overnight and 2-Day shipping, may be available at checkout for an additional charge.

1. How to Start a Return
Please contact us by email within 30 days of receiving your order before returning any item. We will confirm your eligibility and send instructions. Returns sent without prior contact may be delayed or refused.

2. Defective, Damaged, or Incorrect Items
If your item arrives defective or damaged, or if we sent you the wrong item, please email us with your order number and photos showing the issue.
Once the claim is reviewed and approved, we will cover the return shipping cost, if a return is required, and either provide a replacement or issue a full refund.

3. Non-Defective Returns
If you ordered the wrong part, no longer need the item, or simply changed your mind, the item must be unused, uninstalled, and in resalable condition. Used or installed items are generally not eligible for return.

• You are responsible for the return shipping cost.
• A 15% restocking fee applies, which may be waived at our discretion.
• Original shipping and handling charges are non-refundable.

4. Refunds
Refunds are normally issued within 2 business days after the returned item is received and inspected.
Refunds will be issued to the original payment method. Depending on your bank or payment provider, it may take several additional business days for the refund to appear in your account.