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AT-18 Waterproof Distribution Box
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18-way waterproof distribution box, larger single-row design with bottom opening.
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IP65-rated PC/ABS enclosure, offering durability, impact resistance, and weather protection.
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Can be configured with fuse, SPD, disconnector, or breaker for use as a PV combiner box.
Overview
The AT-18 waterproof distribution box provides 18 circuits in a robust single-row design.
Its bottom opening structure improves convenience for wiring and maintenance, while the IP65
sealing ensures dustproof and waterproof performance. Built with PC/ABS high-strength material, it offers
impact resistance, anti-aging, and corrosion protection. Features include reinforced buckle frame, reserved anti-theft latch,
circuit baffle structure, and copper terminal assembly tested to 960 °C hot wire standards. For the full family range,
visit the Waterproof Distribution Box Series.
The AT-18 waterproof distribution box is widely used in residential, commercial, and light industrial projects,
offering dependable IP65 protection and reliable circuit management for medium-scale distribution.
AT-18 Waterproof Distribution Box Specification
| Parameter | Value |
|---|---|
| Model | AT-18 |
| Number of circuits | 18 way (Single row) |
| Overall dimensions (L×W×H) | 392 × 230 × 120 mm |
| Zero / Ground row holes | 12 / 12 |
| Protection rating | IP65 — see IP Code / IEC 60529 |
| Material | PC/ABS |
| Outer box size (L×W×H) | 622 × 520 × 460 mm |
| Gross weight (entire box) | 24.0 kg |
| Packing quantity | 12 pcs |
| Opening type | Bottom opening |
| Standards | GB/T 17466.1; GB/T 17466.24; IEC 60529 (IP65) |
Diagram
Below is the installation diagram of the AT-18 waterproof distribution box (front / side / back).
FAQ
What are the overall dimensions of the AT-18 waterproof distribution box?
392 × 230 × 120 mm (L×W×H).
How many circuits does the AT-18 support?
AT-18 supports 18 circuits in a single-row layout. Zero row: 12 holes; Ground row: 12 holes.
Is the AT-18 suitable for outdoor applications?
Can AT-18 be configured as a PV combiner box?
Yes. When equipped with DC Fuse, Surge Protective Device (SPD),
and a DC Switch Disconnector or
DC Circuit Breaker, the AT-18 waterproof distribution box can serve as a PV combiner solution.
For more information, see PV Combiner Box Solutions.
and a DC Switch Disconnector or
DC Circuit Breaker, the AT-18 waterproof distribution box can serve as a PV combiner solution.
For more information, see PV Combiner Box Solutions.
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