Insights & News

Energy intelligence for decision-makers

South African commercial solar, BESS, tariff and policy intelligence. News briefs, expert analysis and lessons from the field.

Editorial cover image for Electricity Market Code 2026: What C&I Prosumers Must Do Before June
Guide10 min read

Electricity Market Code 2026: What C&I Prosumers Must Do Before June

South Africa's Electricity Market Code enters Phase 1 implementation in April 2026, alongside NERSA-confirmed tariff hikes of 8.76–9.01%. Here is what every C&I prosumer must do before June to stay compliant, reduce cost exposure, and access the new competitive market.

By SolarXgen Insights Desk30 March 2026
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Editorial cover image for SSEG Registration in 2026: A Compliance Checklist for Systems Under and Over 100 kVA
Guide8 min read

SSEG Registration in 2026: A Compliance Checklist for Systems Under and Over 100 kVA

NERSA's February 2026 clarification draws a hard line: all grid-connected SSEG systems must be registered, with systems under 100 kVA registering with Eskom or their municipality, and systems above 100 kVA registering directly with NERSA. Here is a practical compliance checklist for commercial and industrial property owners navigating both thresholds in 2026.

SolarXgen Insights Desk30 March 2026
Editorial cover image for Municipal Bulk Tariff Hike of 9.01% Lands in July: C&I Sites on City Supply Face a Second Hit
News Brief5 min read

Municipal Bulk Tariff Hike of 9.01% Lands in July: C&I Sites on City Supply Face a Second Hit

NERSA has approved a 9.01% bulk tariff increase for municipalities, effective 1 July 2026. For C&I properties on city supply, this is the second tariff hit of the financial year — and the effective retail increase will likely be higher once municipal margins are applied.

SolarXgen Insights Desk30 March 2026
Editorial cover image for Mulilo vs NTCSA: What the April 9 Hearing Signals for C&I Grid Access in the Northern Cape
Field Intelligence7 min read

Mulilo vs NTCSA: What the April 9 Hearing Signals for C&I Grid Access in the Northern Cape

The April 9 High Court hearing in Mulilo v Eskom goes to the heart of how grid access rights are allocated, defended, and cancelled in South Africa — with direct implications for every C&I wheeling PPA and large-scale solar project currently in development.

SolarXgen Insights Desk30 March 2026
Editorial cover image for Bank Financing Is Straining Under Complex Solar Deals — Here's What's Changing
Industry Update7 min read

Bank Financing Is Straining Under Complex Solar Deals — Here's What's Changing

Bank financing for C&I solar is becoming more selective as deal complexity grows — BESS, wheeling, multi-tenant structures, and Eskom's tariff restructuring are all changing the calculus. Here's what South African CFOs and operations directors need to understand before committing to a financing structure in 2026.

SolarXgen Insights Desk30 March 2026
Editorial cover image for China Scraps Solar Module VAT Rebate: What the April 2026 Price Shift Means for Your Project
Industry Update5 min read

China Scraps Solar Module VAT Rebate: What the April 2026 Price Shift Means for Your Project

China has officially scrapped its VAT export rebate on solar modules from 1 April 2026, driving global module price increases of 10–15% and compressing procurement windows for C&I solar and BESS projects — just as Eskom tariffs rise 8.76% on the same date.

SolarXgen Insights Desk26 March 2026
Editorial cover image for BESS Time-of-Use Arbitrage After the April Tariff Reset: A CFO's Quantification Guide
Analysis8 min read

BESS Time-of-Use Arbitrage After the April Tariff Reset: A CFO's Quantification Guide

NERSA's confirmed 8.76% Eskom tariff increase from 1 April 2026 — the first tranche of a R54.7 billion revenue recovery — widens the TOU peak-to-off-peak spread and strengthens the financial case for BESS arbitrage. This is a CFO's practical framework for quantifying the return before the municipal tariff reset hits in July.

SolarXgen Insights Desk26 March 2026
Editorial cover image for Sungrow-Herholdt's 1,155 MWh Deal Signals a BESS Supply Surge — and a Pricing Window
News Brief4 min read

Sungrow-Herholdt's 1,155 MWh Deal Signals a BESS Supply Surge — and a Pricing Window

Sungrow and Herholdt's Group signed a 1,155 MWh C&I BESS supply agreement at Solar & Storage Live Johannesburg 2026, signalling a supply surge that — combined with fresh NERSA tariff hikes from April 2026 — is reshaping the commercial storage investment case.

SolarXgen Insights Desk26 March 2026
Editorial cover image for Cape Grid Backlog Hits 53 GW: Where C&I Solar Projects Can Still Connect in 2026
News Brief5 min read

Cape Grid Backlog Hits 53 GW: Where C&I Solar Projects Can Still Connect in 2026

South Africa's Cape provinces have officially hit 0 GW of remaining firm grid capacity, with 53 GW of renewable projects queued. Here's where C&I solar can still connect in 2026 — and why acting before April matters.

SolarXgen Insights Desk16 March 2026
Editorial cover image for City of Cape Town Expands Wheeling Network Access: 5 New Zones Approved
News Brief4 min read

City of Cape Town Expands Wheeling Network Access: 5 New Zones Approved

Cape Town's electricity wheeling programme is expanding network zone access in 2026, opening new areas of the metro to private power trading. Here is what commercial property owners need to know — and act on — right now.

SolarXgen Insights Desk16 March 2026
Editorial cover image for SAPVIA Q1 2026 Market Data: C&I BESS Installations Overtake Standalone Solar for First Time
News Brief4 min read

SAPVIA Q1 2026 Market Data: C&I BESS Installations Overtake Standalone Solar for First Time

For the first time, C&I BESS installations are outpacing standalone solar in South Africa — driven by NERSA's confirmed 8.76% tariff hike from April 2026 and falling LFP battery costs. Here's what the SAPVIA pipeline data means for commercial property owners right now.

SolarXgen Insights Desk13 March 2026
Editorial cover image for Grid Connection Delays in 2026: Which Municipalities Are Bottlenecking C&I Solar ROI
Field Intelligence7 min read

Grid Connection Delays in 2026: Which Municipalities Are Bottlenecking C&I Solar ROI

NERSA has confirmed an 8.76% Eskom tariff increase from 1 April 2026, but grid connection approval timelines — varying wildly between municipalities — are quietly destroying C&I solar ROI before a single panel is energised. Here's what SolarXgen is seeing on the ground today.

SolarXgen Insights Desk12 March 2026
Editorial cover image for The New NRS 097-2-3 Compliance Deadline Is Closer Than You Think
Industry Update6 min read

The New NRS 097-2-3 Compliance Deadline Is Closer Than You Think

South Africa's SSEG registration deadline of 31 March 2026 is converging with updated NRS 097-2-3 and NRS 097-2-1:2024 compliance requirements — and an 8.76% Eskom tariff increase from 1 April. Here is what C&I energy users need to do before the window closes.

SolarXgen Insights Desk12 March 2026
Editorial cover image for BYD's New LFP Battery Tier Enters SA Market: BESS Pricing Shifts in Q1 2026
News Brief6 min read

BYD's New LFP Battery Tier Enters SA Market: BESS Pricing Shifts in Q1 2026

BYD's Blade Battery 2.0 brings 15–30% cost reductions to LFP battery production as global BESS pricing continues its downward trend — landing at a critical moment as NERSA confirms an 8.76% Eskom tariff hike from 1 April 2026. Here's what South African commercial property owners need to act on now.

SolarXgen Insights Desk11 March 2026
Editorial cover image for NERSA Approves Eskom's 2026/27 Tariff Structure: What C&I Users Pay Now
News Brief4 min read

NERSA Approves Eskom's 2026/27 Tariff Structure: What C&I Users Pay Now

NERSA has approved an 8.76% Eskom tariff increase for direct customers from 1 April 2026, up from the originally planned 5.36%, following a High Court-ordered redetermination. With fixed charges also rising and a further 8.83% hike locked in for 2027/28, C&I electricity users face a compounding cost reality that strengthens the case for funded solar and BESS solutions.

SolarXgen Insights Desk11 March 2026

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