If you’re seeking a 1 1/2 check valve for sump pump that combines durability, precision engineering, and cost efficiency, you’re in the right place. Our valves ensure your sump pump system stays protected from backflow, maintaining operational reliability for commercial and industrial water management.
Designed specifically for technical decision-makers and purchasing managers, this valve addresses common challenges in fluid control systems with guaranteed performance.
These issues translate into increased operational costs and risks for you. What if you could mitigate these risks with a dependable valve supplier?
Request a free consultation now and experience hassle-free procurement.
| Specification | Details |
|---|---|
| Valve Size | 1 1/2 inch (DN40) |
| Connection Type | Threaded / Flanged (customizable) |
| Material | Stainless Steel 304/316, Cast Iron |
| Pressure Rating | PN16 / 16 bar max |
| Temperature Range | -20°C to 120°C |
| Sealing Type | EPDM / NBR / PTFE (per application) |
| Certification | ISO 9001, CE, RoHS |
Explore how our valves optimize your system’s efficiency and longevity. Download detailed product brochure here.
“Since switching to Ningjin Thriveon’s 1 1/2 check valves, we’ve reduced pump maintenance downtime by 37% and saved 22% on valve procurement costs.” – James T., Operations Manager, US-based Water Treatment Facility
Our products comply fully with CE, RoHS, and ISO 9001 standards, ensuring regulatory adherence for import and usage within the USA and other English-speaking markets.
Standard stock orders ship within 5-7 business days. OEM/ODM custom orders typically require 10-15 days.
Yes, we offer EPDM, NBR, and PTFE seals based on your specific operating conditions and fluid type.
We accept T/T (wire transfer), L/C, PayPal, and major credit cards for convenient international transactions.
Yes. We offer a 12-month warranty and lifetime technical support to ensure your satisfaction.

We partner with reputable freight forwarders offering sea, air, and express shipping, ensuring timely delivery with tracking updates.
Act today to secure your valves with free sample offer and our 30-day money-back guarantee. Don’t let poor valve quality compromise your system’s safety and efficiency.
Sarah L., Supply Chain Manager, California
“The valve quality exceeded our expectations, and Ningjin Thriveon’s team responded promptly to our customization requests. Delivery was fast, enabling us to meet tight deadlines.”
Michael R., Technical Director, Texas
“Installation was straightforward, and the valves function flawlessly under high-pressure conditions. Great ROI due to reduced maintenance costs.”
Emily P., Operations Manager, New York
“I highly recommend Ningjin Thriveon for businesses requiring reliable sump pump components. The seamless communication and product consistency build trust.”
John Stevens – Senior Technical Consultant at Ningjin Thriveon Valve Co., Ltd.
With over 15 years of experience in industrial valve technology and international trade, John specializes in guiding B2B clients through optimized valve selections for water management systems. He combines deep technical knowledge with practical insights to help procurement managers make informed decisions.
Related Products
Call us on:
+86-311-86935302
+86-311-86935302
Email Us:
info@thriveonvalve.com
South of Huanmadian Village Town, Ningjin County, Xingtai, Hebei Province, China