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Struggling with inconsistent water levels causing swamp cooler float valve failures and downtime? Our industrial-grade valves ensure steady operation, reducing maintenance by 40% for USA operations managers.
Get Free Quote in 24hAs a purchasing manager in the USA, you face relentless pressure to cut costs while maintaining uptime. High prices from competitors (up to 50% markup) and low-quality imports lead to frequent breakdowns.
Ready to end these headaches? Discover our solution below.
In the first 100 words: The swamp cooler float valve (also called evaporative cooler fill valve) from Hebei Longxuan is your go-to for precise water inlet control. Built with FRP-compatible materials, it prevents overflows and ensures optimal humidity.
20,000+ sqm facility in Hebei, China—ships to USA in 7-14 days.
NSF-compliant, corrosion-resistant—lasts 5+ years vs. competitors' 1 year.
Custom sizes for your swamp coolers; integrate with FRP cooling towers.
FOB Tianjin port; DHL for samples in 3 days.
| Parameter | Specification |
|---|---|
| Material | FRP-Reinforced Nylon/Brass Arm (NSF/ANSI 61 Compliant) |
| Pressure Rating | 0-150 PSI |
| Flow Rate | 2-5 GPM |
| Adjustable Range | 4-12 inches |
| Temperature | 32-140°F |
| Connection | 3/4" NPT |
Applications: Industrial swamp coolers, data centers, greenhouses, FRP cooling towers. Case: Texas warehouse cut water waste by 37% post-install.
A replacement float valve for swamp cooler automatically maintains water levels using a buoyant arm that shuts off flow at set heights—essential for evaporative efficiency.
Yes, NSF/ANSI 61 certified for potable water; fully RoHS and meets EPA standards.
MOQ 100 units: $4.50-$6.50/unit FOB; volume discounts up to 25%.
Full ODM: Adjust arm length, materials for your evaporative cooler float valve needs—2-week turnaround.

Samples: 3 days DHL; Bulk: 7-14 days sea/air to West Coast.
1-year warranty, free tech consults via WhatsApp/Zoom.
Simple 15-min DIY: Thread to 3/4" inlet, adjust float. Video guide included.
Free samples for first 50 USA inquiries (while supplies last). 30-day money-back guarantee. No risk—start saving today.
Privacy policy: Your data is secure—see Contact Page. Add: 20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei, China.
John S., Texas Ops Manager
"Best swamp cooler float valve we've used—durable, precise. Cut leaks by 50%!" ★★★★★
Maria L., California Warehouse
"Fast delivery to LA port. OEM design fit perfectly. Highly recommend for evaporative cooler parts." ★★★★★
Mike R., Arizona HVAC
"Quality beats cheap imports. NSF compliant—peace of mind for our coolers." ★★★★★
Sarah K., Florida Greenhouse
"Adjusted easily for our system. Saved 30% on water bills. Top supplier!" ★★★★★
Customization can include size, material, structure, surface treatment, color, performance parameters, and packaging based on customer requirements.
Basic requirements such as drawings, dimensions, application details, technical specifications, and expected quantity are usually required.
Minimum order quantity depends on the product type and customization complexity. Please contact us for specific MOQ details.
Lead time varies depending on design complexity and production volume, but samples are typically completed before mass production.





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20 Xingyuan South Street, Zaoqiang County, Hengshui City, Hebei Province, China
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