High Quality Relay Emergency Valve 9710021520, Emergency Relay Valve 9710021520, 9710021520 Trailer Relay Valve Suppliers in China

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9710021520 WABCO Relay Emergency valve

  • 9710021520 WABCO Relay Emergency valve
  • 9710021520 WABCO Relay Emergency valve
  • 9710021520 WABCO Relay Emergency valve
  • 9710021520 WABCO Relay Emergency valve

9710021520 WABCO Relay Emergency valve

    Payment Type: L/C,T/T,Western Union
    Terms of Trade: FOB,CFR,CIF
    Min. Order: 1 Piece/Pieces
    Delivery Time: 15 Days
    Packaging: WABCO package
    Productivity: 5000PCS/MONTH
    Brand: WABCO
    Transportation: Ocean,Land,Air
    Place of Origin: China
    Supply Ability: 5000PCS/MONTH
    Certificate: ISO9001
    HS Code: 8481802190
    Port: Qingdao,Tianjian,Beijing

Basic Info

Model No.: 971 002 152 0

Product Description


Part Number(s): 9710021520

Emergency relay valve with inflatable, safety brake (feedback brake), working brake and emergency braking and other functions, can replace the brake system brake valve, distribution valve, air brake accelerator and quick release valve. The emergency relay valve can be used to shorten the brake hysteresis time and to quickly release the brake. When the main and trailer inflatable tubing is damaged (sudden accident) or man-made cut off (pilot operation), the emergency relay valve trailer is to achieve emergency braking.

Our company is authorized distributor of WABCO 9710021520 relay emegency valve, the products is made in Poland, we garantee you the best price with best quality, who can give you the most stable safety to your truck and your fleet.

Relay Emergency Valve 971 002 152 0 Technical Sheet
1. Max. operating pressure: 10 bar
2. Predominance: adjustable: 0 to 1
3. Port 1: M 16x1.5
4. Port 2: 4x M 16x1.5; 2x M 22x1.5
5. Port 1-2: M 22x1.5
6. Port 4: M 16x1.5

Cross Interchange Parts

Factory Number
WABCO 9710021520
KRONE 945017
KNORR ... AS3011
SAF 4.425.0126.00
COJALI 2226303
HALDEX 351 022 001
LOHR A05020309

We are specialized in the distribution of WABCO commercial vehicle parts. Online sales are our main business and our strength.

Products and Quality

All the products we sell is directly from WABCO China, we can guarantee you the Genuine quality 100%.

Price and Lead time

Relay Emergency Valve 971 002 152 0

Relay Emergency Valve 971 002 152 0

9710021520 Relay Emergency Valve 971 002 152 09710021520 Relay Emergency Valve

We are a Sinotruk and WABCO spare parts specialists. Prices which we offer are fair, transparent, as one of the signed wholesaler of SINOTRUK and WABCO, we are happy to deliver quickly and without any problems abroad.


We would be pleased to advise you in detail and competently, please check my contact information in this page and contact me directly.

Our Services

1. 100% original WABCO products. No copy!
2. Professional packing service.
3. You can choose Sea way or air freight or express way, we garantee you the lowest cost than other supplier.

9710021520 small..

WABCO valve




As WABCO authorized wholesaler in China, just contact us to get more information.

Top Lead International Trading Co., Ltd


Top Lead International Trading Co., Ltd is a heavy duty vehicles and auto spare parts supplier in China. Guaranteed quality has made TOP LEAD a leading brand in the independent aftermarket. With more than 20,000 different spare parts for trucks and construction machineries, TOP LEAD stands for a comprehensive complete range and future-oriented solutions.

Since being established in 2011, TOP LEAD makes the international trade as the major component in the supply chain of the corporation with giving advantages of business scale and funds as well as talents by fully using the domestic and international market. The corporation has established business relationships with some well- known corporations of countries and regions around the world. We have been maintaining friendly strategic cooperation relationships with relevant domestic government departments and companies for a long time.

The brand TOP LEAD currently offers Chinese truck spare parts, such as SINOTRUK HOWO, SHACMAN, FOTON, WEICHAI POWER, FAST GEAR, etc. For construction machineries, we mainly deal with XCMG, XGMA, LIUGONG and SANY. As an authorized company of China National Heavy Duty Truck Group Co. Ltd (hereafter as CNHTC), we provide full range of genuine spare parts with the best price. For other brands, we maintain strategic cooperation relationship with manufacturers, which ensures that we are able to fulfill the requirements of the customer at all times with premium quality and technological support. In addition, our effective inventory dispatch system plays quite a crucial role in improving cooperative relationship among different kind of enterprises and the integration of supply chain.

Distribution partners from countries in South America, Eastern Europe, Africa, Middle East and Southeast Asia ensure that all spare parts of the brand TOP LEAD are available everywhere within the shortest possible time.

Company Info

  • Company Name: Top Lead International Trading Co., Ltd
  • Representative: GuoDong Liang
  • Product/Service: Sinotruk Howo Parts , Howo 70 Mining Truck Parts , Sinotruk Howo A7 Parts , Sinotruk Original Parts , Semi Trailer , Shacman Spare Parts
  • Capital (Million US $): 3175000RMB
  • Year Established: 2011
  • Total Annual Sales Volume (Million US $): US$2.5 Million - US$5 Million
  • Export Percentage: 91% - 100%
  • Total Annual Purchase Volume (Million US $): US$1 Million - US$2.5 Million
  • Factory Size (Sq.meters): 1,000-3,000 square meters
  • Factory Location: Truck Parts Market, North Wuyinghsan Road, Jinan, China
  • Contact Person: Ms. Amy
  • Tel: 86-0531-61388377
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