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Modular DIN Rail Products
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- Fuse
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- Plug in Type Miniature Circuit Breaker (MCB)
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- Modular Contactor
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Warterproof junction box TDJK Series
Product Overview
Waterproof junction boxes are electrical protection devices designed for harsh operating conditions such as humidity, dust, and waterlogging. They provide reliable protection for cable connectors, terminals, and other electrical components. Their core advantage lies in their superior sealing and protection capabilities, effectively isolating moisture, dust, corrosive gases, and external shocks, ensuring the continued safe and stable operation of electrical systems in complex outdoor, humid, and industrial environments.
Key Features
Reliable cable connection protection: The sealed integrated structure safely accommodates cable connectors and terminals, preventing short circuits or damage caused by exposed wiring.
Effective electrical isolation performance: Through a tightly enclosed design, the electrical connection parts are effectively isolated from the external environment, reducing the risk of electric shock and external interference.
Excellent waterproof and dustproof capabilities: Adopting sealing ring, waterproof lock and buckle structure, it meets high-level protection standards such as IP65/66/67 and is suitable for long-term outdoor installation.
Corrosion-resistant and impact-resistant design: The shell is made of engineering plastic or stainless steel, which is resistant to UV rays, chemical corrosion and mechanical impact.
Typical application scenarios
Municipal and public facilities: outdoor lighting line laying, traffic signal control box installation
Industrial manufacturing: external wiring of production lines, outdoor power connections in factories
Construction and real estate: building facade lighting circuits, landscape power protection, underground parking lot wiring systems
New energy and infrastructure: photovoltaic power station component wiring, wind turbine cable protection, communication base station outdoor cabinets
Agriculture and water treatment: electrical control connections for irrigation systems, power protection for aquaculture equipment, and junction boxes for water pump motors
Product Dimensions Diagram
| Model | L | W | H | Dimension drawing |
| 9025 (including 4 ESM20 pipecoupling) | 88 | 88 | 53 | ![]() |
| 9125 (including 4 ESM20 pipecoupling) | 88 | 88 | 53 | |
| 9045 (including 4 ESM20 pipecoupling) | 98 | 98 | 61 | |
| 9065 (including 4 ESM20 pipecoupling) | 119 | 139 | 70 | |
| 9105 (including4 ESM20 pipecoupling) | 125 | 167 | 82 | |
| 9255 (including 4 ESM20 pipecoupling) | 160 | 200 | 98 | |
| 9355 (including 4 ESM20 pipecoupling) | 210 | 260 | 117 | |
| 9505 (including 4 ESM20 pipecoupling) | 310 | 210 | 117 |
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Modular DIN Rail Products
Smart Molded Case Circuit Breakers
PV Systems
Distribution Box


