Nanjing Dingguan Automotive Parts Co., Ltd.
| Payment Terms | T/T |
| Supply Ability | 5000/month |
| Delivery Time | 5-15day |
| Packaging Details | Carton, wooden box, custom packaging |
| Temperature range | Stable operation over the full temperature range from -40℃ to 125℃ |
| rated voltage | Compatible with 24V DC vehicle-mounted systems |
| response speed | The response time of the on-off action is ≤ 10ms |
| Vibration resistance performance | Passed the 5-2000Hz random vibration test |
| Salt spray protection | Neutral salt spray test: no rust for 96 hours |
| Overload protection | Built-in bimetallic strip overload protection |
| make-and-break life | No failure after 500,000 on-off cycle tests |
| Contact plating | Using hard gold-cobalt alloy plating |
| Brand Name | Dingguan |
| Model Number | SZZ52018 |
| Certification | ISO 9001 |
| Place of Origin | Nanjing, China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 5000/month |
| Delivery Time | 5-15day | Packaging Details | Carton, wooden box, custom packaging |
| Temperature range | Stable operation over the full temperature range from -40℃ to 125℃ | rated voltage | Compatible with 24V DC vehicle-mounted systems |
| response speed | The response time of the on-off action is ≤ 10ms | Vibration resistance performance | Passed the 5-2000Hz random vibration test |
| Salt spray protection | Neutral salt spray test: no rust for 96 hours | Overload protection | Built-in bimetallic strip overload protection |
| make-and-break life | No failure after 500,000 on-off cycle tests | Contact plating | Using hard gold-cobalt alloy plating |
| Brand Name | Dingguan | Model Number | SZZ52018 |
| Certification | ISO 9001 | Place of Origin | Nanjing, China |
| High Light | 24V DC Retarder Contact Assembly SZZ52018 ，5-2000Hz Higer Bus Retarder Contact ，Wide Temp Range Bus Retarder Part | ||
On a long, steep descent, a heavy bus undergoes the complete test of its braking system. This is where the electromagnetic retarder becomes the driver's most trusted tool—a powerful, auxiliary braking force that prevents service brake fade and ensures complete control. But this entire system, a marvel of engineering, is entirely dependent on one small, mission-critical component: the Retarder Contact.
Nanjing Dingguan Auto Parts Co., Ltd. is proud to manufacture the SZZ52018 Retarder Contact, the essential command switch for King Long and Higer buses.
Think of this contact as the bridge between driver intent and mechanical action. When the driver activates the retarder, it is this precise component that closes the circuit, sending the vital electrical signal that engages the powerful braking force. A worn or failing contact breaks this bridge. The signal is lost, the retarder fails to activate, and a critical safety system is rendered useless at the moment it is needed most.
Our SZZ52018 is engineered to eliminate this single point of failure. It is manufactured from high-grade, high-conductivity alloys and features contact points designed to resist the electrical arcing and mechanical wear of constant use. This ensures a crisp, immediate electrical signal every time, resulting in flawless, lag-free retarder activation.
Engineered as a direct, OEM-standard replacement, it guarantees a reliable fit and a swift installation process for your King Long and Higer fleet. By replacing this small, cost-effective part, you are not just performing maintenance; you are restoring the integrity of a life-saving system. This investment protects your service brakes from premature wear, significantly lowers maintenance costs, and provides your drivers with the unwavering confidence they need to navigate any terrain safely.
Trust Nanjing Dingguan for components where reliability is non-negotiable.
Contact our expert team today for a competitive quote.
| Product Name: | Retarder contact | Part Number: | SZZ52018 |
|---|---|---|---|
| Quality control: | ECE R11+CCC | Size: | Standard |
| Type: | Retarder accessories | Place of origin: | Nanjing, China |
| Materials: | Multi-material | Packaging: | Paper packaging/custom packaging |
| Minimum order quantity: | 1 | Application: | Bus |
| Status: | Brand new | Cargo transportation: | TNT, EMS, UPS, FedEx, DHL or according to your requirements. |
| OE: | SZZ52018 | Factory quality inspection: | 100% inspection |
| 1. Please provide VIN number |
| 2. Please provide clear photos |
| 3. Please provide the OEM number |
| 4. If you are unsure, please contact us. |
Nanjing Dingguan Automotive Parts Co., Ltd. specializes in providing high-quality and cost-effective parts for buses and commercial vehicles. We focus on the global market, have rich experience in exporting bus and truck parts, provide services to distributors and fleet operators, and provide tailor-made solutions to meet different needs.
| Transportation | TNT, EMS, UPS, FedEx, DHL or as per your requirement. |
|---|---|
| Packaging | Bubble wrap, cartons, wooden boxes, and pallets are used to avoid damage to goods caused by bumps. |
| 1: Can you provide an accurate price? | Sure. You need to provide the vehicle VIN number, provide the product OEM code, or provide a clear product photo. |
|---|---|
| 2: What's your minimum order quantity? | No minimum order quantity, of course, if you buy more items from our company, you can get preferential prices and discounts. |
| 3: What's the delivery time? | Air freight orders take 5 to 8 days. Sea freight orders take 15 to 25 days. |
Nanjing Dingguan Auto Parts Co., Ltd. — Your reliable partner for bus spare parts.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2003
Total Annual:
5000000-10000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Nanjing Dingguan Automotive Parts Co., Ltd.: Your Trusted Global Automotive Solutions Partner Nanjing Dingguan Automotive Parts Co., Ltd. is an outstanding manufacturer of high-quality automotive parts and a global supplier. We have always been unswervingly committed to excellence and innovation, fo... Nanjing Dingguan Automotive Parts Co., Ltd.: Your Trusted Global Automotive Solutions Partner Nanjing Dingguan Automotive Parts Co., Ltd. is an outstanding manufacturer of high-quality automotive parts and a global supplier. We have always been unswervingly committed to excellence and innovation, fo...
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