Storage Took Over the Agenda: Our Sungrow Seminar in Penang

Published by Quinn Lai  |  By InverPower

Published 14 August 2025  ·  Last updated 14 August 2025

Why storage led the agenda

Storage was the whole session, and that was not an arbitrary programme choice. Malaysian rooftop economics have moved away from being paid to export and towards being rewarded for what you consume yourself. The moment self-consumption is what pays, a battery stops being an upsell at the end of a quotation and becomes part of the base design.

Every installer in that room was already fielding the question from customers. A good number were still answering it with a quotation for panels. Closing that gap is what the afternoon was for.

Sungrow MG5RL and MG6RL residential hybrids at one end of the bench, the multi-MPPT C&I unit at the other.

What we put on the bench

We brought hardware instead of renders. MG5RL and MG6RL residential hybrids sat at one end of the table, a multi-MPPT commercial string inverter at the other, and the balance of system ran between them.

Laying it out as a ladder was deliberate. Most of the people in that room quote across both ends of it — a terrace rooftop on Monday, a light commercial job on Thursday — and seeing the range in one continuous line is how you learn where it steps. A datasheet will not do that for you, and neither will a slide.

The Stäubli stand beside the inverter tables — genuine MC4 connectors within sight of the units they terminate into.

Why the connectors were on the same table

Because a residential hybrid installation fails on the DC side far more often than it fails at the inverter, and cross-mated connectors are the most common single reason. Standing a genuine Stäubli MC4 next to the unit it terminates into makes that argument in about four seconds.

It is also the practical case for buying the chain from one supplier. We stock the connector, the cable and the inverter, so the DC side arrives matched rather than assembled from three sources and hoped for the best.

Welcome door gift bags prepared for the room in Bayan Lepas.

Who was in the room

Residential and small-commercial installers from Penang, Kedah and the northern corridor — the people quoting homeowner jobs weekly and taking the call when something trips at eight in the evening. Sungrow answered the product questions and we answered the supply ones, which is roughly the reason we run these sessions jointly rather than separately.

Frequently asked questions

Does InverPower run seminars outside the Klang Valley?

Yes. This session was held in Penang specifically for northern-region installers, and we run sessions in other states through the year. Contact the team to be added to the trade invitation list.

Is the Sungrow residential range held in local stock?

Yes. As Sungrow Preferred Distributor in Malaysia we hold the residential hybrid range in local stock rather than ordering it to demand.

Can installers get sizing support after the seminar?

Yes. Pre-sales consultation is part of what we do — send the roof, the load profile and the timeline and our technical team will work through the combination with you before you quote.

Are these events open to homeowners?

No. They are trade sessions for EPCCs and installers. We supply the trade and we do not design or install systems ourselves.

Sources

•    Sungrow product documentation for the MG-series residential hybrid range — link the current datasheet page before publishing.

•    Event photography, InverPower and Sungrow Asia Pacific, Amari Penang Hotel, 14 August 2025.

Related InverPower posts:

•    Who Is the Sungrow Distributor in Malaysia?

•    String Inverters vs MLPE: How to Decide for Malaysian C&I?

•    MC4 vs “MC4-Compatible”: Why Is Cross-Mating a Fire Risk?