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Specifications for the Silent Knight S121 Replacement Battery:
|Volts:||Amp Hours:||Terminal:||Length (in):||Width (in):||Height (in):||Weight (Lbs):||Chemistry:|
|12||5.5||F2||3.54||2.76||3.98||4.2||Sealed Lead Acid (AGM)|
The Silent Knight S121 replacement emergency lighting battery is a 12V 5.5AH battery with F2 terminal. Manufactured to the highest standards, our Silent Knight S121 replacement emergency lighting batteries are designed to meet or even exceed the performance of the OEM Silent Knight battery, and are 100% compatible with your current S121 battery.
Our Warranty, Shipping and Return policy is available here:Warranty Policy
Shipping & Return policy
Please check your current battery dimensions prior to ordering. We have a wide range of emergency lighting batteries, so if you are not sure if this Silent Knight S121 Replacement Battery is compatible with your current one, please call us TOLL FREE at (800) 650-1708 or e-mail us and we will help you out.
We offer quantity discounts on all our products. Get a quote today and save up to 30%!
Request A Quote
The Silent Knight S121 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. Should you need further assistance, please do not hesitate to contact us!