King Long Bus Rear Compartment Door Activation Switch Box 238600520
Product Description
For a technician working in the engine bay of a King Long bus, efficiency and safety are paramount. The ability to start or crank the engine directly from the rear compartment is not a luxury—it's a critical function for diagnostics and maintenance. Nanjing Dingguan Auto Parts Co., Ltd. offers this high-quality Rear Compartment Starter Switch Box, part number 238600520, the definitive replacement to restore this essential capability.
A broken or non-functional switch box forces mechanics to waste valuable time walking back and forth to the driver's cabin, slowing down every repair.
Key Features & Benefits:
- Restores Critical Maintenance Functionality: This switch box restores the technician's ability to safely and independently start or test the engine while being physically present in the engine bay. This dramatically speeds up diagnostics and routine servicing, reducing vehicle downtime.
- Enhances Technician Safety: By allowing engine control directly from the work area, it eliminates the need for a second person in the cab and prevents the risks associated with starting the engine while away from the moving parts.
- Guaranteed OEM-Standard Fit: Engineered as a direct, bolt-on replacement for King Long part 238600520, it ensures a perfect fit and seamless integration with the vehicle's wiring harness, with no modifications required.
- Durable, Engine-Bay-Ready Construction: Housed in a robust, sealed casing, this switch box is built to withstand the harsh environment of the engine compartment, protecting the internal contacts from heat, moisture, and grime for a long, reliable service life.
As a specialized manufacturer, Nanjing Dingguan is committed to providing practical components that improve fleet maintenance and reliability.
Contact us today to request a competitive quote and equip your technicians with the tools they need to work efficiently.
| Product Name: | Emergency start switch | Part Number; | 238600520 |
| Quality control: | ISO 9001+GB 24407 | Size: | 24V |
| Type: | Bus Electric Appliances | Place of origin: | Nanjing, China |
| Materials: | plastic | Packaging: | Paper packaging/custom packaging |
| Minimum order quantity: | 1 | Application: | school bus |
| Status: | brand new | Cargo transportation: | TNT, EMS, UPS, FedEx, DHL or according to your requirements. |
| OE: | 238600520 | Factory quality inspection: | 100% inspection |
Product details pictures

How to buy the right bus accessories
| 1.Please provide VIN number |
| 2.Please provide clear photos |
| 3.Please provide the OEM number |
| 4.lf you are unsure, please contact us. |

Nanjing Dingguan Auto Parts Co., Ltd.
-- Your reliable partner for bus spare parts.
About 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.
Warehouse and cargo display

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Q1: What is the primary function of this Rear Compartment Starter Switch Box?
A1: This unit serves as a centralized control hub for the vehicle's starting system, typically located in the rear compartment . It ensures reliable engine starting by managing the high-current flow required by the starter motor, and often integrates protective functions for the starting circuit .
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Q2: How can I confirm this part is compatible with my King Long bus?
A2: This product is engineered as a direct OEM replacement part for specific King Long bus models. To guarantee a perfect fit and optimal performance, please confirm that your vehicle requires part number 238600520.
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Q3: What safety or protective features does this starter switch box offer?
A3: Premium starter switch boxes often incorporate protective features. These can include over-current and over-temperature protection . In case of circuit abnormality, the switch can automatically cut power to help prevent damage to electrical components . The use of durable materials and protective casings also helps shield internal electronics from dust, moisture, and potential corrosion .
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Q4: Why is the construction of this switch box considered robust?
A4: The construction is designed for durability. It may feature a dust-proof all-plastic casing and internal components like high-current rated power switches (e.g., up to 300A) and robust relays and fuse modules to withstand the demanding electrical loads and environmental conditions in bus operations.
About shipping and packaging
| 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. |
common problem
| 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. |
My advantage
| 1:High-Quality Bus Components |
| Specialized in premium aftermarket bus parts including engines,transmissions, and braking systems, built for durability and performance. |
| 2:Comprehensive spare parts solution |
| We offer a full range of bus accessories: filters, suspension components, electrical components, and interior accessories for all major bus brands. |
| 3: ISO-Certified Manufacturing |
| Our ISO 9001/TS 16949-certified products ensure strict quality control, reliability, and compliance with international standards.ISO |
| 4: Global Bus Part Coverage |
| Our products are compatible with leading bus models from Europe, Asia, and the Americas. |
| 5;Extensive product catalog |
| Engine parts, HVAC systems, lighting, wheels and safety components covering city, intercity and long-distance buses. |
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