Collection: 1.12 Switch Gear & Combiners (AC & DC)
AC Switch Gear & Combiner Boxes – Safe Grid-Tie Integration South Africa
What you will find here
Complete AC-side protection and distribution: IP65 combiner boxes (5 to 500 kW), AC isolators (16A–1250A), MCCBs, RCBOs, Earth Leakage, Type 2 SPDs, meters, enclosures. We also do full DB upgrades that gets handled by experienced electricians and supervised by master electricians.
We size, design, pre-populate and pre-wire these and then test them in the workshop before they get send out. The clear labelling makes for easy installation.
NRS 097-2-1 & SANS 10142 compliant for all hybrid inverters and commercial wheeling setups.
Frequently Asked Questions
Do these meet NRS 097 for grid-tie?
Yes – all isolators & SPDs are NRS-approved with CT clamps for zero-export monitoring.
What size isolator for a 5kW Inverter?
32A 2-pole AC isolator standard; 63A for 8–12kW systems.
Is the combiner box weatherproof?
Yes – IP65 rated for outdoor install, where needed it includes busbars, Earth leakage & surge arrestors.
Secure your AC side today:
WhatsApp specs | Email DB design
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Solar Freedom 5 kW – Custom Inverter + Panels + Batteries | 540–1380 kWh/month
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DC Combiner PV Incl Switchgear 4 String Holders, Fuses, Isolator, Surge Protection & DB
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AC Combiner 8 kW 40A (AC in) 40A (AC out) Change over, Earth Leakage, Surge Protection, 12 way DB
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AC Combiner 500 kW 3P 800A (AC in) 800A (AC out) Change over, Earth Leakage, Surge Protection, 72 way DB
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AC Combiner 50 kW 3P 100A (AC in) 100A (AC out) Change over, Earth Leakage, Surge Protection, 36 way DB
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AC Combiner 5 kW 25A (AC in) 25A (AC out) Change over, Earth Leakage, Surge Protection, 12 way DB
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AC Combiner 30 kW 3P 63A (AC in) 63A (AC out) Change over, Earth Leakage, Surge Protection, 24 way DB
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AC Combiner 250 kW 3P 400A (AC in) 400A (AC out) Change over, Earth Leakage, Surge Protection, 60 way DB
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AC Combiner 20 kW 3P 40A (AC in) 40A (AC out) Change over, Earth Leakage, Surge Protection, 18 way DB
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AC Combiner 16 kW 80A (AC in) 80A (AC out) Change over, Earth Leakage, Surge Protection, 18 way DB
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AC Combiner 15 kW 80A (AC in) 80A (AC out) Change over, Earth Leakage, Surge Protection, 18 way DB
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AC Combiner 15 kW 3P 32A (AC in) 32A (AC out) Change over, Earth Leakage, Surge Protection, 18 way DB
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AC Combiner 125 kW 3P 250A (AC in) 250A (AC out) Change over, Earth Leakage, Surge Protection, 48 way DB
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