Battery Hydrometer (SP101)
This is a direct reading battery hydrometer that checks the specific gravity of the battery electrolyte. At 1.265 the battery is fully charged. It is important to check all cells separately because it is possible that one could be faulty.
Battery Hydrometer (SP101) Features
- Temperature compensating
- Obtains direct, accurate readings
- Designed so that anyone can see the state of the battery acid
- Fahrenheit & Celsius scales
- Wide range of 1.100 - 1.300 sg
- Easy to read
- Used by battery manufacturers worldwide
This product is shipped from one of our warehouses in Northern California. Orders placed after 12 p.m. will typically ship the following business day. To see an estimate of our delivery times, click here.
Returns & Replacements
Products can be returned for a refund within 30 days of receipt if unused and in original packaging. Returns are paid for by customer unless product is defective or damaged, in which case Real Goods assumes responsibility. Please use Fedex, UPS, or USPS with tracking, for returns.
Returns of solar panels, inverters or other large ticket items will incur a re-stocking fee of up to 20%. Freight shipping is non-refundable.