Hayward EcoStar & TriStar Pump Motor 2.7HP Square Flange | SPX3400Z1ECM
Hayward Products
SKU: HPPSPX3400Z1ECM
Hayward SPX3400Z1ECM 2.7 HP Variable-Speed Permanent Magnet Motor Assembly (Square Flange)
Hayward SPX3400Z1ECM is a genuine replacement variable-speed (VS) permanent magnet motor assembly used on select Hayward VS pool pumps. This motor is commonly used as the replacement motor for EcoStar and TriStar VS platforms that use the 2.7 HP square-flange ECM motor.
Key Features
- Part Number: SPX3400Z1ECM
- Brand: Hayward
- Type: Variable-speed permanent magnet motor assembly (ECM)
- Horsepower: 2.7 HP (class)
- Mount: Square flange
- Designed for efficient, quiet VS pump operation
- Approx. Shipping Weight: 40 lb (typical listing)
- Replacement part warranty: commonly listed as 1-year parts-only (check your seller/manufacturer terms)
Common Compatibility (Verify Before Ordering)
- Hayward EcoStar Variable Speed pumps (commonly referenced: SP3400VSP, SP3400VSPVR)
- Hayward TriStar VS 900/950 motor assembly applications (many references note TriStar VS 950 models manufactured before Jan 2019)
- Also commonly referenced for select Hayward commercial/HCP variable-speed platforms that use the same 2.7 HP square-flange ECM motor (model dependent)
What This Replaces / Fixes
- Motor failure (won’t start, overheating, trips breaker, noisy bearings)
- Intermittent operation or loss of speed control due to a failed motor section
- Motor damage from water intrusion, corrosion, or age-related wear
Installation Notes
- Match the pump model and motor type exactly—variable-speed motors are not interchangeable across all Hayward VS pumps.
- Shut off power at the breaker before servicing any pump wiring or motor components.
- Inspect the pump shaft seal and housing gaskets during service; replacing seals during motor work helps prevent future leaks.
- After installation, confirm normal priming, operation across speeds, and that the motor remains dry and well-ventilated.
- Professional installation is recommended if you’re not familiar with VS pump wiring and configuration.
Related Products
- Hayward SPX3400Z1ECM
- Hayward EcoStar Pump Parts
- Hayward TriStar VS Pump Parts
- Hayward Pump Shaft Seals
- Hayward Pump O-Rings & Gaskets
- Pool Pump Unions & Plumbing Accessories
Maintenance Tips
- Keep the motor area dry and shaded when possible—heat and water intrusion are common causes of premature motor/drive failure.
- Maintain proper water chemistry to reduce corrosion at the equipment pad.
- Address seal plate or shaft seal leaks immediately to protect the motor from water damage.
- Keep baskets and filters clean to reduce pump strain and avoid operating the pump in cavitation conditions.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 8:00 am to 4:00 pm Phoenix Time
Saturday and Sunday: Closed
- Orders costing more than $300 WILL be required to have signature confirmation upon delivery.
- Handling time is typically only 1 day.
- Any item ordered after 1pm Phoenix time, may not ship same-day.
- Call us if you require expedited shipping and we can give you quotes based on your needs.
Return Policy:
- All products, except as noted below, are eligible for return up to 30 days after receipt of item.
- For returns, an RMA form must be filled out HERE or customers can call for additional help.
- Shipping costs will be deducted from all returned items.
- Any item that is missing accessories, original packaging, or is not returned in the same condition that it was received in, may be subject to a re-stocking fee up to 100% based on the condition we receive it in.
- Items broken, damaged, or inoperable due to installer error will not be refunded.
- Fill out the return form or give us a call to obtain an RMA and return shipping label.
- There are no returns on the Pentair Colorsync 618031
- No returns on pool cleaners.
- No returns on opened seals and o-rings.
- No returns on capacitors.
- If a light is returned because it "doesn't work" and it tests fine, the cost to ship and a re-stocking fee will be deducted from the refund.
- All products denied upon arrival at customers house WILL be charged the cost to ship.
- Visa Gift Card Promotions: Gift cards are sent within 14 days of the order. When accepting the Visa Gift card, you agree that if your order is returned or refunded, this amount will be deducted from the refunded amount. All Visa Gift cards are sent via email in an E-Gift Card format and are non refundable.
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