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A solar panel repair kit is a small set of parts for fixing a leaking pool solar panel or a damaged solar cable: rubber plugs that seal the tubes, or a crimper with connectors for remaking cable ends. The listings in this guide show both kinds, and the sections below work through which kit fits which leak, and how to match the plug size to the tube.
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The quick answer: solar panel repair kit
For a leaking pool solar panel, buy rubber repair plugs matched to the tube size: 0.25-inch plugs are the common size, with 0.325-inch plugs for wider tubes, and packs of 20, 30 or 60 plugs. For a damaged solar cable, buy a crimper kit with connectors: the YQBYJING kit (on Amazon) includes a wire crimper, 2 spanners, a carrying case and 12 pairs of PV connectors for 14-10 AWG wire, with IP67 connectors. Check the size before you order, and check whether the tools are included.
Match the plug to the tube
Plug size is the figure that decides the fix. The SolarPoolRepair plugs (on Amazon) are 0.25 inch OD and fit 0.188-inch ID riser tubes, and each plug needs the included 0.05-inch Hex Ball End Driver for insertion. The Riakrum plugs (on Amazon) come in 0.25-inch and 0.325-inch diameters, and the mixed 60-pack gives 30 plugs at 0.25 inch and 30 plugs at 0.325 inch. The Pool Ruler plugs (on Amazon) are 0.250 inch in diameter and work on FAFCO and similar solar panels with tubes. The Calzona kit (on Amazon) uses 0.25-inch plugs and works with Heliocol and SunStar collectors, with or without a ribbed header, and with FAFCO Revolution, Sunsaver and Sunsaver ST collectors. Measure the tube before you order, since a plug that is too small will not seal and a plug that is too large will not fit.
| Kit | Plugs | Diameter | Notes |
|---|---|---|---|
| Riakrum 30-pack | 30 | 0.25 in | Rubber, heat resistant |
| Riakrum 60-pack mixed | 60 | 0.25 and 0.325 in | 30 of each size |
| Riakrum 60-pack | 60 | 0.325 in | Rubber, heat resistant |
| SolarPoolRepair pack | 20 | 0.25 in | 0.05 in driver included |
| Pool Ruler 30-pack | 30 | 0.250 in | Tools sold separately |
| Calzona kit | Not stated | 0.25 in | All tools included |
Fix the cable, not just the tube
Some repairs are cable work, not plug work. The YQBYJING solar crimper tool kit includes a wire crimper, 2 spanners, a convenient carrying case and 12 pairs of standard PV connectors. The crimper is built from high-carbon steel, with a precision-machined jaw that makes solid crimps on 14-10 AWG wire, and the connectors are made from PPO material with an IP67 code and suit 4 and 6 mm2 wire. The spanners let you connect and disconnect the connectors, and an installation video is provided. The kit is sized at 12.0 by 11.22 by 0.98 inches, and it suits DIY repair on RV, boat and off-grid systems. If the cable itself is cut or corroded, new connectors and a clean crimp are the fix; plugs will not help.
What is not a repair kit
Not every listing under this keyword repairs anything. The KEJNYT listing is a 10-pack of mini monocrystalline solar panels, each 2V 160mA and 0.32W, with cells of 50 by 50 mm and a size of 1.97 by 1.97 by 0.08 inches, made for DIY lights, small solar system projects and classroom builds. It is a set of small panels, not a repair kit, so do not buy it to fix a leak or a cable. Read the title and the pack contents before you order, and skip any listing that sells panels when you need plugs or connectors.
Ways to pick the right kit
- Measure the tube: 0.25-inch plugs fit 0.188-inch ID riser tubes, and 0.325-inch plugs fit wider tubes.
- Count the plugs: 20 in the SolarPoolRepair pack, 30 in the Riakrum and Pool Ruler packs, and 60 in the Riakrum 60-packs.
- Check the tools: the SolarPoolRepair pack includes a 0.05-inch driver, the Calzona kit includes all tools, and the Pool Ruler tools are sold separately.
- For cable work, check the wire range: 14-10 AWG on the YQBYJING kit, with IP67 connectors.
- Know the limit: the SolarPoolRepair listing says it will not repair leaks where the riser tube meets the header.
FAQ: power away from the grid
What size repair plug do I need?
Measure the tube. The SolarPoolRepair 0.25-inch plugs fit 0.188-inch ID riser tubes, and the Riakrum mixed pack gives 30 plugs at 0.25 inch and 30 at 0.325 inch.
How many plugs come in a kit?
30 in the Riakrum 30-pack and the Pool Ruler 30-pack, 60 in the Riakrum 60-packs, and 20 in the SolarPoolRepair pack.
What does a solar crimper kit include?
The YQBYJING kit includes a wire crimper, 2 spanners, a carrying case and 12 pairs of PV connectors for 14-10 AWG wire, with IP67 connectors.
Can a repair kit fix any pool solar panel leak?
No. The SolarPoolRepair listing says it will not repair leaks where the riser tube meets the header, and the plugs suit panels with tubes.
Related solar guides
See every Solar Panels and Kits guide. Also see our how to repair solar panels, solar panel maintenance and solar panel wiring.
