AJB 3 IN-1OUT 1000V (3 Series x ≤20 Panels)
ELMEX FUSE / ELMEX SPD / HAVELLS MCB
₹3900.00
📘 Product Description
The AJB 3-in-1 OUT 1000V is a high-performance Solar Array Junction Box designed for residential, commercial, and industrial solar power systems. Engineered for reliability and safety, this junction box integrates essential protection elements—MCB (Miniature Circuit Breaker), SPD (Surge Protection Device), and High-Quality Fuse—in a single compact unit.
This smart 3-in-1 assembly supports up to 3 parallel strings, each with up to 20 solar panels, and is rated for 1000V DC systems. It simplifies wiring, enhances system protection, prevents over-currents and surges, and ensures long-term durability under harsh environmental conditions.
Whether you’re building a new solar installation or upgrading an existing one, the AJB 3-in-1 OUT 1000V offers a safer, cleaner, and more efficient connection between your PV arrays and the inverter.
📌 Key Features
✅ Integrated MCB + SPD + Fuse protection
✅ Supports 3 Parallel Strings (3 series connections)
✅ Designed for ≤20 panels per string
✅ 1000V DC rated for PV applications
✅ Weather-proof enclosure suitable for outdoor installation
✅ Quick & easy installation with labeled terminals
✅ Reduces wiring complexity and improves safety
✅ Certified to international safety standards
📊 Technical Specifications
Parameter | Specification |
|---|---|
Model | AJB 3-in-1 OUT 1000V |
Rated Voltage (DC) | 1000 V |
Number of Inputs | 3 Strings |
Max Panels per String | ≤ 20 Panels |
MCB Type | DC Rated MCB (Type C) |
MCB Rating Options | 10A / 16A / 20A* |
SPD (Surge Protection Device) | DC Surge Protector Class II |
Fuse Type | High-Breaking Capacity PV Fuse |
Enclosure Material | High-Impact ABS / Polycarbonate |
Protection Rating | IP65 / Weatherproof |
Operating Temp Range | -20°C to +70°C |
Connector Type | MC4 Compatible |
Cable Entry | Screw/Gland Type |
Mounting | Wall / Rail Mount |
Standards Compliance | IEC 60947, IEC 61643 |
* (Choose rating based on system current)
🧰 Functionality Explained
🔹 MCB (Miniature Circuit Breaker)
Protects against over-current and short circuits from solar array faults.
Automatically trips if current exceeds rating.
🔹 SPD (Surge Protection Device)
Protects equipment from lightning surges and transient spikes in DC line.
🔹 Fuse
Provides additional over-current protection, safeguarding modules & wiring.
📦 Package Contents
✔ AJB 3-in-1 OUT 1000V Enclosure
✔ Pre-wired MCB, SPD & Fuse
✔ Cable Glands, Screws & Mounting Kit
✔ Instruction Manual
🛠️ Ideal For
✔ Rooftop solar PV installations
✔ Ground-mounted solar farms
✔ Commercial & industrial solar systems
✔ Solar installers & EPC contractors
📈 Benefits
✅ Increases system safety & reliability
✅ Easy installation & maintenance
✅ Reduces downtime & electrical risks
✅ Compact and cost-effective solution
