Eskom Wage Deadlock: Numsa Demands 8% as Two Unions Accept 7%

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Ronald Ralinala

April 17, 2026

Eskom’s wage negotiations have hit a critical crossroads, with two major unions accepting a 7% pay increase offer while a third has dug in its heels, threatening to escalate the dispute through arbitration and industrial action. The split among South Africa’s labour movement over the state power utility’s salary package reveals deep divisions about what constitutes fair compensation as the country’s embattled electricity provider attempts to stabilise its finances and operations. This Eskom wage pact disagreement now threatens to derail months of careful negotiation at a time when the utility can least afford prolonged labour unrest.

The standoff emerged this week when representatives from the National Union of Mineworkers (NUM) and Solidarity confirmed they had secured member approval for Eskom’s three-year wage deal, which offers 7% annual increases from July 2026 onwards. However, the National Union of Metalworkers of South Africa (Numsa) rejected the package outright, insisting its members deserve an 8% rise in year one. The divergence has created an unusual situation where Eskom must now manage multiple agreements with different unions, each having distinct demands and expectations.

NUM energy sector coordinator Khangela Baloyi expressed satisfaction with the outcome, noting that his union had received a mandate from members to accept the utility’s final offer. Similarly, Solidarity general secretary Gideon du Plessis indicated that both unions were prepared to sign the agreement, suggesting the process could move to formal documentation within days. Both unions appear confident they’ve secured reasonable terms given the economic constraints facing South Africa’s power sector and Eskom’s ongoing financial pressures.

The situation differs markedly at Numsa, where general secretary Irvin Jim has adopted a confrontational stance, signalling that members demand better terms than their counterparts in rival unions have accepted. Jim’s declaration of deadlock wasn’t merely rhetorical—he explicitly mentioned that Numsa may pursue arbitration proceedings and organise demonstrations to pressure Eskom into reconsidering its position. This represents a genuine escalation that could potentially disrupt power generation if strike action materialises across the utility’s operations.

Eskom’s wage pact tensions reflect broader labour market challenges

An Eskom spokesman described the negotiations as being at a “critical stage”, whilst reaffirming the company’s commitment to engaging with all three unions. This carefully worded statement suggests management recognises the delicate balancing act required to keep the process on track whilst maintaining its wage offer ceiling. The utility has little room to manoeuvre financially—every percentage point above 7% represents millions in additional annual expenditure that ultimately flows into tariff calculations affecting millions of South African consumers and businesses.

What makes this Eskom wage pact dispute particularly significant is the timing. The power utility has finally begun stabilising its operational performance after years of devastating load shedding that crippled the economy. Improved reliability at coal-fired power stations has eliminated outages entirely, and management has projected sustained financial improvement over coming years. Industrial action or sustained labour disputes could jeopardise these hard-won gains, potentially triggering a return to the power cuts that haunted South Africa throughout 2022 and 2023.

Numsa’s insistence on 8% reflects broader union concerns about wage erosion in a persistently inflationary environment. Members across the labour movement have watched their purchasing power diminish for years, and union leadership faces pressure to demonstrate tangible wins at the bargaining table. However, Numsa’s isolation on this issue—with NUM and Solidarity having already accepted the 7% package—potentially weakens its negotiating position, even as it threatens more disruptive action.

The fragmentation across unions also raises questions about worker unity and coordination in South Africa’s energy sector. When labour organisations cannot present a united front, employers gain tactical advantages, and workers risk receiving fractured outcomes that benefit some at the expense of others. The fact that Numsa stands apart suggests internal politics within the labour movement may be influencing bargaining strategies as much as member mandates are driving demands.

For Eskom, the challenge now involves managing a complex situation where two unions prepare to implement one agreement whilst a third threatens disruption. Management must simultaneously protect its financial trajectory, avoid inflaming industrial relations further, and maintain operational stability. The utility’s ability to project financial improvement depends partly on controlling cost escalations, which means returning to the negotiating table with Numsa could trigger demands from NUM and Solidarity for equivalent improvements to their own packages.

The coming weeks will prove decisive. Whether Numsa escalates through arbitration and demonstrations, or eventually capitulates to the 7% offer, will determine whether Eskom emerges from these negotiations strengthened or weakened heading into 2026. For South Africa’s energy security and economic recovery, the stakes extend far beyond wage percentages—they encompass the nation’s ability to maintain the power stability that underpins everything from manufacturing to healthcare. The resolution of this Eskom wage pact dispute will reverberate across our economy for years to come.