Industries
Retrofit, repowering & O&M
Replacement modules, inverters and parts for aging solar assets, cross-referenced against equipment already in the ground.
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Repowering & O&M
Extend asset life and replace legacy hardware.
Designed for your business
O&M providers · Asset managers · Independent service companies
Extend useful life by 5-10 years
Preserve existing PPAs
Cross-referenced replacement parts
Cross-referenced replacements, not guesswork
A module or inverter installed a decade ago rarely has an exact successor still in production, and sourcing here maps electrical and mechanical equivalents so a repowering job doesn't stall on a discontinued part number.
Secondary-market access for hard-to-find parts
Some replacement components are only available through secondary or surplus channels, and verified listings here cover that market alongside new equipment.
Repowering economics, not just replacement parts
Full repowering, replacing an aging system's modules and inverters wholesale rather than patching failures, often pencils out once degradation crosses a threshold, and sourcing supports that full-system replacement path too.
What changes on a repowering job
Stop stalling on discontinued parts
Cross-reference data gets a compatible replacement specified in the time it used to take just to find the original part number.
Know when to repower instead of patch
Degradation and replacement-cost data support the decision between another patch repair and a full repowering.
FAQs
What's the difference between repowering and standard O&M?
Standard O&M keeps an existing system running through inspection, cleaning, and like-for-like part replacement. Repowering upgrades the asset, swapping aging modules or inverters for higher-output or more current equipment to lift production or extend service life. The economics differ too: O&M is a maintenance cost, while repowering is a capital decision weighed against added yield. Sunhub sources for both, cross-referenced against what is already installed.
Can a discontinued module be replaced with a different wattage panel?
It can, but electrical and mechanical compatibility have to hold. Mixing wattages within a string can drag the string to the weakest module's current, so replacements are usually matched by voltage and current characteristics and often confined to their own string or MPPT input. Physical dimensions and the inverter's operating window matter as well. We cross-reference candidates against the equipment already in the ground to flag mismatches before they ship.
Does replacement equipment carry the same warranty as the original system?
Usually not the original warranty, which stays tied to the initial purchase and terms. New replacement equipment carries its own manufacturer warranty starting from its purchase, and secondary-market or discontinued parts may carry limited or no coverage. Terms vary by manufacturer and by whether the part is new, refurbished, or pulled stock, so confirm coverage per line item before buying.
