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Item #:
109629281
World American WAKN30400, Relay Emergency Valve 3 PSI Fits Heavy-Duty Air Brake Systems, Replaces Haldex KN30400, Meritor R955KN30400, Bendix
Item #:
109629281
BHD 25
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, July 28
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Engineered to handle critical emergency braking functions, it ensures reliable control and delivery for commercial trucks and trailers.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Compatibility
Designed to fit various heavy-duty air brake systems, ensuring seamless replacement for Haldex, Meritor, and Bendix products, enabling users to maintain vehicle safety without hassle.
Pressure Regulation
Operates effectively at 3 PSI, providing precise control for emergency braking operations, which enhances overall safety and responsiveness in critical situations compared to competitors.
Durable Construction
Built to withstand the rigors of heavy-duty applications, offering reliable performance and longevity, making it a cost-effective choice for fleet owners seeking quality and dependability.
Product Details
| Item Weight | 3 lbs (1.36 kg) |
Who Should Buy?
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Heavy-Duty Truck Drivers
Ideal for drivers needing reliable air brake systems in heavy-duty vehicles for safe operational efficiency.
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Fleet Maintenance Teams
Perfect for teams managing multiple trucks, ensuring all air brake systems function optimally with easy replacements.
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Commercial Vehicle Mechanics
Suited for mechanics specializing in air brake systems, requiring durable parts for frequent replacements.
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Light Vehicle Owners
Not suitable for standard light-duty vehicles that utilize different braking systems incompatible with this product.
Product Description
World American WAKN30400, Relay Emergency Valve 3 PSI Fits Heavy-Duty Air Brake Systems, Replaces Haldex KN30400, Meritor R955KN30400, Bendix KN30300XM1DRMAN Charging Style, 14 Control & Emergency
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the cracking pressure of the relay emergency valve?
Answer: The cracking pressure is 3 PSI (±1 PSI). -
Question:
Is this valve compatible with other brands?
Answer: Yes, it replaces various OEM & aftermarket parts, including Haldex, Meritor, and Freightliner. -
Question:
What kind of warranty is provided?
Answer: This product is backed by a limited warranty to ensure quality assurance.
World American Heavy Duty & Commercial Vehicles Parts Editorial Review
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Customer Reviews & Ratings
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Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied, thank you”
13 June 2026 · via Trustpilot
MB
Maryam
Verified buyer
“The order arrived fast and in perfect condition”
2 June 2026 · via Trustpilot
MK
Mohd
Verified buyer
“Firstly the team who are very positive in response to any correction if something wrong. Secondly the quality and selection is exactly on what I ordered and which is perfect. Finally the time of delivery is very sufficient which made me comfortable. Overall is excellent.”
26 Feb 2026 · via Trustpilot
K
Khaled
Verified buyer
“Good quality of product, delivered in 2 weeks. I thought it would take more time.”
21 Feb 2026 · via Trustpilot
T
trusttaker
Verified buyer
“Everything was fine. You can order from multiple stores or countries—just be patient with the shipping. Given their business model, this was my first order from them. Thank you, Ubuy.”
20 Feb 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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BHD 25
Order now and get it around Tuesday, July 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Designed for heavy-duty air brake systems.
- 3 PSI cracking pressure for effective emergency braking.
- Universal fit for commercial trucks and trailers.
- Replaces various OEM & aftermarket part numbers.
- Meets or exceeds OEM standards for durability and performance.
- Backed by a limited warranty for peace of mind.
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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.