MTIB – Design and Installation of an Integrated Smart Local Energy System (SLES)
The contract covers the design, supply, installation, integration, testing and commissioning of a fully operational Smart Local Energy System (SLES) for the Merthyr Tydfil Institute for the Blind (MTIB), a Welsh registered charity and social enterprise providing supported employment and employability opportunities for blind, disabled and disadvantaged people. The Principal Contractor must deliver approximately 108.36 kWp of rooftop solar photovoltaic generation, a 197 kWh battery with 50 kW power conversion, a 60 kW VRF air-source heat pump system, four 22 kW AC electric vehicle chargers, one 50 kW DC rapid charger, and integrated smart monitoring and energy management. Scope includes surveys, structural assessment, design, procurement, electrical and civil works, network approvals, installation, certification, training and handover, with completion required by 31 March 2027. The estimated value is £388,840 excluding VAT, and delivery is at MTIB’s premises in Pentrebach, Merthyr Tydfil, within the Central Valleys. The critical requirement is appointment as a suitably qualified and experienced Principal Contractor able to demonstrate the technical competence, resources and relevant experience to deliver an integrated renewable energy installation in compliance with UK legislation and applicable standards.
Buyer: The Merthyr Tydfil Institute For The Blind. Source: Sell2Wales. Updated 13 Oct 2026.
Key facts
- Estimated value: £388.8k
- Bids close: 2 Nov 2026
- Location: Central Valleys
- Procedure: Contract notice
- Category: Accumulators, primary cells and primary batteries (31400000)
From the official notice
The Merthyr Tydfil Institute for the Blind (MTIB), a registered charity and social enterprise based in Pentrebach, Merthyr Tydfil, is seeking to appoint a suitably qualified and experienced Principal Contractor to design, supply, install, integrate, test and commission a fully operational Smart Local Energy System (SLES) at its premises. The project is supported by the Welsh Government Ynni Cymru Capital Grant Funding Programme and aims to reduce energy costs, improve energy efficiency, lower carbon emissions and support the long-term sustainability of MTIB, which provides supported employment and employability opportunities for blind, disabled and disadvantaged people. The proposed works comprise the installation of approximately 108.36 kWp of rooftop solar photovoltaic generation, a battery energy storage system with approximately 197 kWh storage capacity and 50 kW power conversion capability, a variable refrigerant flow (VRF) air source heat pump system with an indicative heating capacity of 60 kW and a minimum seasonal coefficient of performance of 4.0, four 22 kW AC electric vehicle charging outlets, one 50 kW DC rapid charger, and an integrated smart energy management and monitoring system. The successful contractor will be responsible for the complete delivery of the project, including site surveys, structural assessments, system design, equipment procurement, electrical and civil engineering works, Distribution Network Operator applications and approvals, planning and...
View the official notice
Questions about this tender
When is the deadline?
Bids close on 2 Nov 2026.
What is it worth?
The estimated value is £388.8k.
Who can apply?
Any supplier that meets the buyer's requirements can apply. Check the official notice for conditions.
How do I bid?
Open the official notice, register on the buyer's portal and submit your bid before the deadline.
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