604373 RELAY CONTROL MODULE Hustler
HUSTLER
- Payment Methods
-
- SKU:
- 604373
- MPN:
- 604373
- Condition:
- New
- Shipping:
- View Shipping Rates

Available Inventory
Get what you need quickly with our wide stock and fast shipping.
Competitive Pricing
Enjoy competitive rates and great deals on every order.
Customer Support
Our team is always ready to answer your questions and provide the best assistance.
Description
- This is the HUSTLER 604373 RELAY CONTROL MODULE, a genuine OEM replacement part for Hustler lawn mowers.
- It controls the electrical relay system, ensuring efficient power distribution within the mower.
- Built for durability and long-lasting performance under demanding operating conditions.
- Official OEM part from HUSTLER that fits precisely and reliably in compatible models.
604373 RELAY CONTROL MODULE – Powering Precision and Endurance in Every Cut
This is a HUSTLER 604373 relay control module replacement part designed specifically for Hustler zero-turn mowers and commercial lawn equipment. As a genuine OEM component, it controls the electrical relay functions that regulate power flow to vital mower systems. Compatibility includes select Hustler Raptor, FasTrak, and Super Z models. Engineered for long service life and exact fitment, this module restores your mower’s electrical reliability and operational safety. Secure your mower’s performance today by installing this authentic module—because precision and power matter on every yard. Trust in the legacy of HUSTLER and keep your mower running strong.
Unmatched Control with Every Replacement
- Precise relay switching controls power flow critical for mower operation integrity.
- Timely replacement prevents electrical failures that can lead to costly downtime or hazards.
- Order your genuine OEM part now to maintain peak mower performance and avoid unexpected breakdowns.
Details
| Product Details | |
|---|---|
| SKU | 604373 |
| Brand | HUSTLER |
| Part Type | Relay Control Module |
| Compatible Tools | Hustler Raptor, FasTrak, Super Z Zero-Turn Mowers |
| Purpose / Intended Use | This relay control module manages electrical relay switching inside the mower, directing power to essential components. It was engineered to provide reliable electrical control, prevent circuit failures, and support safe operation under heavy use. |
Our customer service team is available to provide expert guidance and help you select the correct part for your mower. Reach out anytime through our Help Center for personalized support to ensure a smooth purchase. We wish you a successful repair and satisfaction with your new OEM relay control module.
Returns Information
You may return new, non-used, and unopened items within 30 days of delivery date under a 20% re-stocking fee in case you do not need it anymore or you have ordered a wrong item.
We cannot accept any returns on "Pumps, Motors, Electrical Items & Transmissions" whether the product is used or new, however in rare cases we may allow an exception under a 40% re-stocking fee.
If you need to return an item, please go to our chat located in the lower right corner, select the option “Returns” and follow the steps to submit your request. Please have on your hands pictures of the item, they will be requested. You will shortly receive an answer from our Customer Service Team providing authorization and return instructions. Likewise, if an exception cannot be authorized, you will receive an answer from us. No returns will be accepted in our warehouse without an RMA number (Return Merchandise Authorization).
All return shipping costs are on customer's responsibility and will not be refundable.
Returns are inspected once they arrive. If the inspection determines that the items are used, non-resellable condition, or damaged, the return will be denied and the customer will be contacted to ship the parts back at the customers' request and cost.
Cancellations
You may cancel your order, in whole or in part, only if the part is backordered and it isn't ready to ship. Once an order has been shipped, sent from the supplier to our warehouse, or in the dispatch line, we cannot cancel it. If your order is shipped, you will need to follow our return policy to return the items you no longer want.
If you need to cancel an order or item for any reason, you may submit a cancellation request directly through your account to the "more options" section or contact us by live chat. All the cancellation requests are evaluated before its approval. If you submit a cancellation request out of business hours, on a weekend or holiday, it will be processed on the next available business day.
Please allow for the cancellation to be confirmed, and check your account for updates on the status. The cancellation process usually takes 24-48 hours to be confirmed by email. We will process your cancellation request and issue a refund to your original payment method.
In the event that an item becomes no longer available (NLA), we will cancel it from your order and ship the remaining items to you. We will send you an email notification if we cancel any part of your order.
Some products may contain chemicals known to the State of California to cause cancer or reproductive harm. ⚠️ WARNING: www.P65Warnings.ca.gov