☀ PM Surya Ghar Yojana subsidy up to ₹78,000 — book a free site visit this week

Solar Array Junction Box (AJB / DCDB)

Combines two DC solar strings into one output, with Elmatik surge protection and 32A DC MCBs for safe isolation.

Array junction box

SURYADAY Solar AJB DCDB 2 In 1 Out with Elmatik SPD

This Solar AJB / DCDB (2 In 1 Out) is designed to safely combine two solar PV strings into a single DC output for inverter connection. Equipped with a reliable Elmatik Surge Protection Device (SPD), it protects the system from lightning surges and transient over-voltage. Housed in a best-in-class IP65 rated, dustproof and waterproof enclosure, it is ideal for long-term outdoor use in residential and commercial solar installations up to 600V DC.

  • 2-in-1-out string managementCombines two DC solar string inputs into one unified output, reducing cable clutter and improving system organization.
  • Elmatik surge protectionHigh-performance DC SPD defends against lightning surges and transient over-voltages, protecting downstream inverters.
  • IP65 rated, dustproof & waterproofTop-brand enclosure resists dust, water jets and rain for reliable performance in harsh outdoor conditions.
  • 32A DC MCB protectionEach incoming string is safeguarded by a DC-rated MCB, allowing safe isolation during faults, overloads or maintenance.
  • Installer-friendly designTransparent cover for visual inspection, clear labeling and factory-fitted wiring, for up to 600V DC systems.
Configuration2 strings in, 1 output
Surge protectionElmatik SPD (DC)
Circuit protection32A DC MCB per string
Enclosure ratingIP65 dustproof & waterproof
Max voltage600V DC
Weight1.28 kg
Dimensions19 × 10 × 21 cm
ManufacturerSuryaday Solar

not sure which size you need?

Tell us your bill — we'll tell you the kit.

Get instant estimate
Mon–Sat, 10 AM–7 PM