51 Channels 400A L21-30 Power Distribution

L21-30 Power Distribution

L21-30 Power Distribution

L21-30 power distribution with 400A cam lock input and out for thru, mixed with socapex, NENA Edisons and 30 amp twist lock outputs, is very good to power supply for all electrical devices and equipments, it is convenient for the power cables combined into all in one power distro to supply the electrical to all equipments.

Main Advantages

• Simple and nice design, elegant looking, very convenient in using

• 250 amp Main breaker and branch breakers ensure the safety of equipments

• With LED indicator light for each channel of power distributions

• Digital display meters display the changes of the voltage and current

• With Chinese best breakers Chint brand

• We are the factory with over 10 years of export experience, OEM manufacturer

• Fast delivery time and high quality will be guaranteed for you

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Product introduce

SX 51 Channels L21-30 Power Distribution Box – Professional Power Distro Solutions

The SX 51 Channels L21-30 Power Distribution Box is designed for safe, reliable, and efficient power management in demanding applications. Perfect for concerts, events, touring, rental companies, and industrial use, this power distro combines cam lock inputs, socapex outputs, Edison connectors, and twist lock outlets to deliver versatile and stable power.

For more details about camlock systems, see Camlock connector.


Product Technical Data

  • Product Name: 51 Channels L21-30 Power Distribution

  • Brand Name: SX

  • Model Number: G38-51W

  • Power Input: 3 phase 5 wires 208V, 400A cam lock power input & output

  • Power Outputs:

    • 24 × L5-15 Edison outputs 120V (3kw/way)

    • 4 × 19-pin Socapex outputs (24 ways) 120V (3kw/way)

    • 3 × L21-30 twist lock outputs 240V (8kw/way)

  • Breaker Switches:

    • Main breaker: 250A/3P Chint brand

    • 24 × 20A/1P breakers (for Edison outputs)

    • 24 × 20A/1P breakers (for Socapex outputs)

    • 3 × 40A/2P breakers (for L21-30 twist lock outputs)

  • Display Meter: Digital A, B, C voltage meters and A, B, C ammeters

  • LED Indicator Light: Yes

  • Approval: CE Certified

  • Packing Details: Cartons and flight case


Factory Direct Advantage

With factory direct sales, SX offers competitive pricing without compromising quality. By reducing middlemen, we ensure customers receive cost-effective, premium-grade power distribution equipment that meets industry standards.


Customizable Power Distribution Solutions

Every project has unique electrical requirements. SX provides tailored power distro solutions, from Edison circuits to Socapex stage outputs and L21-30 twist locks. Our engineers can design custom layouts to perfectly match the needs of event companies, stage productions, and industrial facilities.


Built for Durability & Performance

Constructed with high-grade materials and tested for long-term reliability, the SX Power Distribution Box ensures stable output, accurate monitoring, and safety protection under heavy loads. With CE certification and premium breakers, this distro box is ready for professional use worldwide.


Why Choose SX?

  • Reliable L21-30 Power Distribution with cam lock input & socapex output

  • Customizable Configurations for stage, touring, or industrial power setups

  • Factory Direct Pricing for unbeatable value

  • CE Certified Quality built to last


FAQ – Frequently Asked Questions

Q1: Are you a manufacturer or trading company?
A1: We are a professional manufacturer specializing in power distribution boxes, cam lock distros, socapex power systems, and related stage equipment. All products are factory-direct with CE certification.

Q2: Can you provide OEM and ODM services?
A2: Yes, both OEM and ODM are available. We can customize connectors, layouts, branding, and technical features according to your project needs.

Q3: Is it possible to add our own company logo?
A3: Absolutely. We can print your private logo or engrave it on the panel, ensuring brand visibility for your equipment.

Q4: What packaging options do you offer?
A4: Standard packaging includes cartons and flight cases. For bulk orders, we can also customize packaging designs according to your requirements.

Q5: Do you support technical guidance or after-sales service?
A5: Yes, we provide full technical support, wiring guidance, and long-term after-sales service to ensure your power distribution system operates reliably.

SX Services

Production time

Depending on the quantity, the general production time is 7-15 days, and the shipping time depends on the country of arrival.

Logistics Consulting

If you have your own freight forwarder in China, we use your freight forwarder, if not, we will help to check the freight without adding price

After-sales service

Our warranty service is one year and we can provide various support. If it is our problem, please contact us to solve it.

Minimum Order Quantity

Power distribution box》1
Flighting case》10
Small power distribution box》5
power case》50meters 
hoist controller》1

Drawing Settings

For specific products, we will design the drawings and produce them after confirmation with the customer. We can customize your brand or LOGO

Payment Methods

We usually use T/T payment method, most of them are Paypal, we can also accept other methods and communicate in time