Expression of Interest for Solar 30kva Solar Supply and Installation

Tender Reference No: GR/ITT/01/2026 Procuring Entity: Girwa Radio 99.5FM is a community-based radio station serving the Nyanza Region. To enhance sustainability, reduce operational costs, and ensure uninterrupted broadcasting, the station intends to install a 30kW solar photovoltaic (PV) system with battery storage. The system will power: Studio equipment Transmitters (including 1000W transmitter) Office equipment Lighting IT infrastructure Cooling and ventilation systems Scope of Work The successful bidder shall: Conduct site assessment (if required). Design a complete 30kW solar system. Supply all equipment. Deliver to Girwa Radio premises. Install and commission the system. Provide training to technical staff. Provide warranty and after-sales support. Technical Specifications Solar PV Capacity Minimum system size: 30kWp Tier 1 solar panels Minimum panel efficiency: 20% 25-year performance warranty Inverter System Hybrid inverter system 3-phase preferred Total inverter capacity: 30kW (or parallel configuration) Remote monitoring capability Compatible with generator & grid Battery Storage Lithium-ion batteries (LiFePO4 preferred) Minimum usable storage: 60kWh (or as per load analysis) Minimum 6000 cycles 5–10 year warranty Mounting Structure Aluminum or galvanized steel Wind resistance ≥ 120 km/h Roof or ground-mounted depending on sit Protection & Safety DC and AC isolators Surge protection devices (SPD) Earthing system Lightning arrestor Circuit breakers Cabling UV-resistant DC cables Armored AC cables Proper cable trunking Eligibility Requirements Bidders must provide: Certificate of Incorporation Valid KRA PIN Valid Tax Compliance Certificate NCA/EPRA compliance (if applicable) At least 3 similar projects (≥20kW) Manufacturer authorization letter Audited financial statements (last 2 years)