Reviews on this Honeywell 300-03866 Battery Replacement
4.8
Out of 5.0
Overall Rating
22 Product Reviews
91% of customers that buy and review this product give it a 4 or 5-Star rating.
Verified Buyer
November 28, 2023 by Martha C. (TX,United States)
"Finally found the battery that I needed for the alarm panel. Purchased 3 from other sources that didn’t match and all I got is a headache from trying to explain to them that it was not the correct one."
Verified Buyer
May 17, 2022 by Frank L. (SC,USA)
"Works great"
Verified Buyer
October 12, 2021 by James D. (VA,United States)
"I now have the correct battery for my alarm system"
Verified Buyer
September 16, 2020 by Peggy R. (CT,United States)
"I can't comment how well the product is right now because I did not have a power outage"
Verified Buyer
August 4, 2020 by Maria T. (TX,USA)
"You were prompted with delivery and great prices! Thank you!"
Verified Buyer
August 2, 2020 by Michael J. (IN,United States)
"The Honeywell replacement battery for my alarm system worked perfectly. It is a high quality battery at a fair price."
Verified Buyer
June 5, 2020 by Deonna T. (MD,USA)
"It\'s working great"
Verified Buyer
May 22, 2020 by Michael L. (WA,USA)
"works as advertised"
Verified Buyer
May 13, 2020 by Paola P. (AL,United States)
"Exactly as described, fit my alarm system. My alarm company was actually using a smaller battery, and the one I bought lasts longer (it is bigger too) than the one they had used and was giving me an error message."
Verified Buyer
April 27, 2020 by Heather J. (FL,United States)
"Its im the alarm system"
These reviews were 3rd party collected and verified by:
The Honeywell 300-03866 Battery Replacement provides up to 800 discharge/charge cycles. info
Your new Honeywell 300-03866 Battery Replacement comes in a discharged condition and must be charged before use (refer to your manual for charging instructions).
The Honeywell 300-03866 Battery Replacement prefers a partial rather than a full discharge. Frequent full discharges should be avoided when possible.
Keep the Honeywell 300-03866 Battery Replacement cool and store only in a cool, dry location.
The Honeywell 300-03866 Battery Replacement is Quality Tested and RoHS & CE Certified.
Questions About The Honeywell 300-03866 Battery Replacement
How long will my Honeywell 300-03866 Battery Replacement last? There are two factors that govern how long a compatible Honeywell 300-03866 Battery Replacement will last: runtime and charge-discharge cycles. Runtime is a measure of how much time can elapse before... More
Should I charge my Honeywell 300-03866 Battery Replacement before I use it, each time I use it, and/or during storage? When you first get your compatible Honeywell 300-03866 Battery Replacement you should charge it until your charger or device indicates that it is fully charged. If your device/charger does not indicate whether or not it is fully charged, then check your device/charger manual for charging times. It can take 1-12 hours to fully charge depending on the chemistry of your battery and the type of device and charger. After that it is good to charge it as needed while making sure you do not leave it at a low charge level for long periods. Your compatible Honeywell 300-03866 Battery Replacement was designed to... More
What will cause my Honeywell 300-03866 Battery Replacement to lose power? A compatible Honeywell 300-03866 Battery Replacement over time degrades and eventually stops working. In fact the compatible Honeywell 300-03866 Battery Replacement from its very first charge begins a very slow process that causes it to cease from functioning. Collectively the process is called... More
Does the Honeywell 300-03866 Battery Replacement come with installation instructions? We offer replacement instructions for a wide variety of batteries that require more complex installs than snap or slide-on batteries. To see if installation instructions are necessary or provided for the compatible Honeywell 300-03866 Battery Replacement, please... More
Does the Honeywell 300-03866 Battery Replacement come with a tool kit to help me install it? If an installation tool kit is included with the compatible Honeywell 300-03866 Battery Replacement, you will see that listed in the description of the battery towards the top of this page. And the best thing to do is to look for the image of a tool kit to the left of the product photo. If you see... More
Does my Honeywell 300-03866 Battery Replacement self discharge when not in use? What is the rate of Self-Discharge of the battery? All rechargeable batteries (like the Honeywell 300-03866 Battery Replacement) will self discharge over a period of time naturally whether the battery is used or not. This means that the compatible Honeywell 300-03866 Battery Replacement capacity will go from 100% down to 0% over a time period regardless if... More
My new Honeywell 300-03866 Battery Replacement isn't working or charging. Is it defective? Our Honeywell 300-03866 Battery Replacement comes in a slightly discharged condition and must be fully charged before use. It is recommended that you fully charge and discharge the new compatible Honeywell 300-03866 Battery Replacement two to... More
Will my device's performance differ if I use your aftermarket Honeywell 300-03866 Battery Replacement? Replacement batteries or "aftermarket" batteries like the Honeywell 300-03866 Battery Replacement will often last longer and provide more runtime than the original equipment manufacturer (OEM) batteries that came with your device. We design the compatible Honeywell 300-03866 Battery Replacement so that... More
Will the Honeywell 300-03866 Battery Replacement fit my device? We conform our Honeywell 300-03866 Battery Replacement designs to meet the specifications of your device. The physical footprint of the compatible Honeywell 300-03866 Battery Replacement was... More
I do not see my model listed in your Compatible Model List? Will your Honeywell 300-03866 Battery Replacement fit? We do our best to list as many models that our Honeywell 300-03866 Battery Replacement fits, but inevitably we sometimes miss a model or two. The best thing to do to insure that our compatible Honeywell 300-03866 Battery Replacement will fit in this case is to ask us.
Is the Honeywell 300-03866 Battery Replacement safe to use? Safety of the Honeywell 300-03866 Battery Replacement starts in our manufacturing standards and packing/shipping protocols and ends with your safe management and care of the battery. More
All brand names and trademarks are the property of their respective owners. The listed brand names and model designations are intended only to show the compatibility of these products with various machines. Neither BatteryShip Inc nor BatteryShip.com are affiliated with the original manufacturers of any of these batteries or chargers. All products on this page are generic, aftermarket, replacement parts.