show / hide sidebar
National Battery C21A Replacement SLA Battery Specifications:
|Volts:||Amp Hours:||Terminal:||Length (in):||Width (in):||Height (in):||Weight (Lbs):||Chemistry:|
|12||12||F2||5.95||3.86||3.7||7.92||Sealed Lead Acid (AGM)|
This SigmasTek SP12-12 battery is a compatible replacement for the National Battery C21A battery. It is a 12V 12AH Sealed Lead Acid Battery with a F2 terminal. Manufactured to the highest standards, National Battery C21A replacement battery by SigmasTek are designed to meet or even exceed the performance of the OEM National Battery battery.
The National Battery C21A Replacement Battery is:
- Maintenance-Free - no need to fill with acid
- Sealed and Spillproof
- UL (Underwriters Laboratories) certified
- Comes with a 1 year warranty
Replace your current National Battery C21A battery with this high quality replacement - you will still get an excellent quality product but much cheaper!
Please make sure to check the dimensions of your current battery before ordering.
If you have any doubts regarding the characteristics or model of the battery you need, do not hesitate to contact us:
- TOLL FREE Number: (800) 650-1708
- E-mail: [email protected]
- Or use our Live Chat at the lower right corner of your screen.
We offer quantity discounts on all our products. Request a quote today and get an even better deal!
Request A Quote
The National Battery C21A replacement batteries come with a 1 year warranty. If the received product fails to perform during that period, please contact us either by calling (800) 650-1708 or via email. We will then provide you with a warranty claim form, which you will need to fill out and send back along with pictures of voltage meter readings.
Once we have all the information, our Customer Service representatives will respond with a resolution to the problem. If the product is indeed faulty, ReplacementBatteryStore.com will send a brand new replacement for it within 24 hours.