Rear-Access Switchgear
-- Steady & Reliable Manufacturer --
Product Overview
Rear-Access Switchgear is the industry standard for high-capacity industrial and utility applications where ease of maintenance and clear component separation are paramount. Unlike compact front-access units, these panels feature dedicated rear doors that provide direct access to the main busbars and cable termination zones. At DSJ Electrical, our rear-access designs prioritize "Technician Safety" by separating the control logic in the front from the high-voltage power components in the back. This layout allows for much larger cable bending spaces, making it ideal for projects utilizing multiple heavy-gauge cables per phase. With full-height rear doors and internal LED lighting options, DSJ Rear-Access gear ensures that routine inspections and thermal scans are performed with maximum visibility and speed.
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Low-Voltage Switchgear
CE Certified Main Distribution Board Construction Site Switchgear/Switchboard
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Medium-Voltage Switchgear
KYN28A-12 CE/UL Certified Metal Clad Switchgear Medium Voltage Switchgear/Switchboard
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Medium-Voltage Switchgear
KYN61-40.5 CE/UL Certified Metal Clad Switchgear Medium Voltage Switchgear/Switchboard
Electrical Partner
At DSJ, we transform complexity into reliability. With 42+ years of expertise in power distribution systems, our turnkey service integrates every phase – from regulatory compliance to final commissioning – ensuring seamless project execution for global clients. Whether it is the initial design or the final handover, we will strictly control every detail to ensure that the final delivered products perfectly meet your expectations. With us, you can focus on your core business with peace of mind, knowing that your project is in the hands of professional and reliable partners.
Introduction
The Rear-Access Switchgear line from DSJ Electrical Co., Ltd is built for "Deep-Service Capability." We recognize that for high-amperage systems, a front-only design can become overcrowded. Our introduction of this series focuses on "Spacious Integration" and "Thermal Airflow." By utilizing the rear of the cabinet for power terminations, we provide a cleaner, safer workspace for your site engineers.
Innovation at DSJ involves "Full-Length Vertical Busbars." Our rear-access panels are designed to accommodate large numbers of outgoing feeders without compromising the "Form 4" separation required for critical safety. We prioritize "Inspection Efficiency," providing clear viewing windows on rear doors to allow for infrared (IR) thermography without de-energizing the equipment. At DSJ, we provide these units with high-strength door stays and ergonomic handles, ensuring that even the largest industrial panels remain easy to service. Choosing our rear-access gear means choosing "No-Compromise Engineering." We provide the "Industrial Workspace" your power team needs.
Applications
- Utility Substations: Main distribution hubs requiring frequent busbar inspection.
- Heavy Manufacturing: Powering large motor banks with high cable counts.
- Data Centers: Main LV switchboards with high-density power requirements.
- Power Plants: Auxiliary service boards for generation units.
- Chemical Refineries: Gear located in large walk-in electrical rooms.
- Mining Operations: Heavy-duty distribution for remote processing plants.
Specifications
| Technical Category | Rear-Access Spec |
|---|---|
| Voltage Levels | Up to 40.5kV (MV) and 1000V (LV) |
| Cable Entry | Bottom or Top (Rear-aligned) |
| Access Requirement | Standard 800mm-1000mm Rear Aisle |
| Separation Form | Form 4b (Standard) |
| Busbar Type | Fully Shrouded / Insulated Options |
| Doors | Removable or Hinged with 120° Opening |
| Standard | IEC 61439-2 / IEC 62271-200 |
Why Choose Us
DSJ Electrical is a "Master of Layout." We don't just add a door to the back; we re-engineer the internal busbar geometry to make sure the technician has the best possible access. Our rear-access panels are favored by utility engineers for their logical, spacious, and safe design.
- Q: Does this require more room space?
- A: Yes, you must allow for a maintenance aisle behind the switchgear per local codes.
- Q: Can I have both front and rear access?
- A: Yes, our boards are designed for dual access to maximize flexibility.
Advantages
- Maximum Serviceability: Direct access to all power connections.
- Cooling Performance: Improved airflow through front-to-back ventilation.
- Safety Separation: Complete physical isolation between LV and HV zones.
- Cable Space: Generous room for terminating multiple large-bore cables.
- Easy Inspection: Simplifies annual maintenance and IR scanning.
- Durability: Built on heavy-duty frames to support deep-reach access.
Standards & Certifications
Our rear-access gear is compliant with IEC 61439-2 and GB 7251. We hold CE and ISO 9001 certifications. Every unit undergoes a mechanical operation test to ensure all doors and interlocks function perfectly.
Payment & Shipping
Due to the depth, these are shipped in individual vertical sections on reinforced pallets. Lead times: 6-9 weeks.
DSJ Story
about DSJ
Building Power, Building Trust
Founded in 1983, DSJ is a leader in China's power distribution equipment. Headquartered in Beijing as the top-selling enterprise, we integrate manufacturing with trade and maintain full in-house capabilities in R&D, production, and sales. This enables efficient fulfillment of custom orders with industry-leading speed.
As a producer of distribution system, transformer, generator and photovoltaic products exceeding Chinese/international standards, DSJ supplies medium/low-voltage electrical equipment, and PV systems. For over four decades, we have delivered high-safety electrical solutions globally to public infrastructure, corporations, and households – achieving the industry's lowest return rate.
Committed to "meeting diverse needs through quality", DSJ leverages expert teams to provide one-stop services: pre-sales consultation & customization, flexible logistics/payment options, and reliable maintenance – ensuring seamless producer-maintainer-customer collaboration.
+86 18513032986 
FLC Center, Chaoyang District, Beijing, China