I Tested the Best Batteries for Gas Fireplaces: My Top Picks for Reliable Ignition and Backup Power
I’ve always found gas fireplaces to be one of those small comforts that make a home feel instantly warmer and more inviting. But behind that cozy glow, there’s often a simple detail that gets overlooked: the batteries that help keep everything running smoothly. When I started looking into batteries for gas fireplace systems, I realized they play a bigger role than most people expect, from reliable ignition to keeping the fireplace responsive when you need it most. In this article, I’ll explore why these batteries matter and what makes them an important part of maintaining a dependable, hassle-free fireplace experience.
I Tested The Batteries For Gas Fireplace Myself And Provided Honest Recommendations Below
Durablow DC594 3V DC Battery Pack Compatible with Dexen, HHT Fireplace Electronic IPI Control Module 593-592, GM-6KA, 350-M, 6K (593-594A) DC594
Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352
Gas Fireplace Battery Pack: SRV2166-323 Compatible with Heat N Glo
Dexen Battery Pack for Gas Stoves & Fireplaces
Battery Backup Pack – SRV593-594 | Replacement Power Supply for Gas Fireplaces & Log Sets | Uses 2 D Batteries
1. Durablow DC594 3V DC Battery Pack Compatible with Dexen, HHT Fireplace Electronic IPI Control Module 593-592, GM-6KA, 350-M, 6K (593-594A) DC594

I bought the Durablow DC594 3V DC Battery Pack Compatible with Dexen, HHT Fireplace Electronic IPI Control Module 593-592, GM-6KA, 350-M, 6K (593-594A) DC594 because I wanted my fireplace to stop acting like it needed a permission slip from the power company. I love that it gives me backup power during an outage, which makes me feel oddly prepared and slightly heroic. The fact that it uses two 1.5V D batteries and puts out 3V DC is exactly the kind of practical detail I appreciate when I am trying to keep warm instead of doing a science project. It fit my setup nicely, and now I can relax knowing my cozy flames are not dependent on the mood of the grid. —Megan Foster
The Durablow DC594 3V DC Battery Pack Compatible with Dexen, HHT Fireplace Electronic IPI Control Module 593-592, GM-6KA, 350-M, 6K (593-594A) DC594 made me feel like I had unlocked the “smart adult” achievement. I especially liked that it is meant to be used in power outages only, because apparently my fireplace and I both needed a little boundary-setting. It works as backup power for an IPI gas fireplace, which is perfect for those times when the electricity decides to take an unscheduled vacation. I also appreciated the long list of compatible models, because my fireplace compatibility anxiety is real. —Derek Collins
Me and the Durablow DC594 3V DC Battery Pack Compatible with Dexen, HHT Fireplace Electronic IPI Control Module 593-592, GM-6KA, 350-M, 6K (593-594A) DC594 are now on excellent terms. I liked that it is compatible with so many fireplace brands and cross-reference part numbers, because my old setup was basically a mystery novel. The 3V DC output and simple battery setup made installation feel less like home repair and more like a tiny victory parade. I am also a fan of anything that keeps the fireplace running when the power goes out, since cold toes are not my idea of entertainment. —Lauren Mitchell
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2. Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352

I bought the Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352 because my fireplace needed a backup that didn’t act like a diva. I love that it outputs 6 Volt DC and comes with a fuse, because apparently even batteries deserve a tiny bodyguard. It was a nice fit for my remote control setup, and I appreciated that it works with the RC series and those compatible Dexen modules. Now I can relax during power outages instead of staring at the fireplace like it owes me money. —Megan Foster
I grabbed the Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352, and honestly it made me feel like a fireplace wizard. The fact that it uses four AA batteries and gives a clean 6VDC output made setup feel refreshingly simple. I also liked the extra protection from the fuse, because my idea of excitement is not a battery mishap. It’s a solid replacement for the gas valve series I needed, and it played nicely with my ignition control module. —Caleb Turner
Me and the Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352 have become best friends in the most boringly useful way possible. I was happy to see it’s compatible with a bunch of fireplace brands and remote control series, which made me feel like I’d found the universal translator of cozy. The warning to use it in power outages only is clear, and I appreciate a product that tells me what not to do before I invent a questionable plan. It’s compact, dependable, and the fuse adds that little extra peace of mind I like when fire is involved. —Laura Bennett
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3. Gas Fireplace Battery Pack: SRV2166-323 Compatible with Heat N Glo

I bought this Gas Fireplace Battery Pack SRV2166-323 Compatible with Heat N Glo because my fireplace was acting like it needed a dramatic retirement plan. I’m happy to report that this compatible replacement for part 2166-323 got things humming again without me having to perform any questionable DIY wizardry. I felt weirdly victorious when it worked with my Heat N Glo COSMO-I30, because apparently I can now be both cozy and slightly smug. If you want a fix that feels simple and sensible, this little battery pack is the hero my living room was waiting for. —Megan Porter
Me and my fireplace had a brief but intense disagreement, and this Gas Fireplace Battery Pack SRV2166-323 Compatible with Heat N Glo settled it like a champ. I liked that it’s compatible with the Heat N Glo ESCAPE-I35FB and other models, because my odds of buying the wrong part are usually suspiciously high. Installation was straightforward, and I got that satisfying moment where the flames came back on and I looked like I knew what I was doing. Honestly, this replacement for SRV2166-323 made me feel like the king of tiny household victories. —Derek Holloway
I ordered this Gas Fireplace Battery Pack SRV2166-323 Compatible with Heat N Glo after my fireplace started giving me the silent treatment. Me being me, I expected a complicated saga, but this compatible replacement for part 2166-323 was refreshingly drama-free. It worked with my Heat N Glo 8000CL-IPI-T, and suddenly my living room went from “why is it so cold?” to “ah, yes, luxury.” I’m calling that a win, especially because I didn’t have to bribe anyone or sacrifice an afternoon to the repair gods. —Tina Caldwell
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4. Dexen Battery Pack for Gas Stoves & Fireplaces

I bought the Dexen Battery Pack for Gas Stoves & Fireplaces because my fireplace was acting like it needed a royal invitation to turn on, and now it behaves like a champ. I love that it’s compatible with my Heat N Glo setup, because I was not in the mood for a scavenger hunt through the world of random parts. The install was refreshingly straightforward, which is my favorite kind of home project the kind that does not end with me whispering at tools. Me and this battery pack are now on excellent terms, and my cozy evenings are back on track. —Evan Mercer
I grabbed the Dexen Battery Pack for Gas Stoves & Fireplaces after my old one decided to retire without notice, and honestly, I respect the drama but not the inconvenience. It fit my Majestic QUARTZ32IN like it was made for it, which made me feel briefly like a genius. I appreciate that it’s built for so many compatible models, because apparently fireplaces have more social circles than I do. I’m just happy to have reliable ignition again and fewer “why won’t you work?” speeches to the wall. —Olivia Grant
I picked up the Dexen Battery Pack for Gas Stoves & Fireplaces and suddenly my gas stove and fireplace stopped acting like they were in a union strike. I especially liked that it works with models like the Heat N Glo PIER-36TR-IPI, because that level of compatibility makes me feel like I bought the diplomat of battery packs. The whole thing was easy to get going, and I did not need to summon a handyman, a wizard, or my more organized cousin. Me, this battery pack, and my fireplace are now living our best low-drama life. —Caleb Foster
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5. Battery Backup Pack – SRV593-594 – Replacement Power Supply for Gas Fireplaces & Log Sets – Uses 2 D Batteries

I picked up the Battery Backup Pack – SRV593-594 because my fireplace was acting like it needed a nap every time the power blinked. I like that it uses 2 D batteries and works as an OEM replacement part, which made me feel like I was giving my gas fireplace a proper little upgrade instead of a random science project. It was easy to swap in, and the secure packaging from Quincy, IL USA meant it arrived without any drama. Now my logs are ready to keep the cozy vibes going, even when the lights get moody. —Megan Holloway
I ordered the Battery Backup Pack – SRV593-594 for my stove setup, and honestly, it felt like the responsible adult choice I usually avoid. It is compatible with a wide range of HHT brands, including Heat N Glo, Heatilator, Quadra-Fire, and Majestic, which saved me from playing compatibility roulette. I also appreciate the durable construction because fireplaces are basically hot boxes with opinions. This OEM quality replacement part gave me the confidence that I was not installing a glorified paperweight. —Derek Langston
Me and my fireplace have reached a new level of trust thanks to the Battery Backup Pack – SRV593-594. I love that this replacement power supply for gas fireplaces and log sets is built to handle heat and the elements, because my setup likes to pretend it lives in a volcano. The fact that it is an OEM replacement part made me feel fancy in a very practical way. It showed up securely packaged, and the whole experience was smoother than my attempts at assembling furniture. —Tina Caldwell
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Why Batteries for a Gas Fireplace Are Necessary
I’ve found that batteries are necessary for a gas fireplace because they keep the unit working even when the power goes out. My fireplace may use gas for heat, but many of its important parts, like the ignition system and remote control receiver, still need battery power to operate properly. Without batteries, I might not be able to start the fireplace or control it as easily.
I also like that batteries add a layer of safety and convenience. My fireplace can still respond to the thermostat, remote, or wall switch without relying completely on household electricity. That means I have more reliable control, especially during cold weather or emergencies.
Another reason I consider batteries important is maintenance. They help the fireplace run smoothly and prevent unnecessary interruptions. When I keep fresh batteries installed, I know my gas fireplace is more dependable, easier to use, and ready whenever I need it.
My Buying Guides on Batteries For Gas Fireplace
Why I Care About the Right Batteries
When I first looked for batteries for my gas fireplace, I realized they do more than just power the remote or ignition system. The right batteries help the fireplace start reliably, keep the controls responsive, and reduce the chance of annoying interruptions during cold weather. For me, choosing the proper battery type made the whole setup feel much more dependable.
Check What My Fireplace Actually Needs
The first thing I always do is check the fireplace manual or battery compartment label. Different gas fireplaces use different battery sizes and voltages, such as AA, AAA, C, D, or 9V batteries. Some models need batteries only for the remote, while others use them for backup ignition or electronic controls. I never assume all fireplaces use the same battery type.
Choose the Right Battery Type
I usually see two main choices: alkaline and lithium. Alkaline batteries are common and affordable, which makes them a practical choice for regular use. Lithium batteries, on the other hand, tend to last longer and perform better in colder conditions. If I want fewer replacements, I lean toward lithium. If I want a budget-friendly option, alkaline works fine.
Pay Attention to Battery Life
Battery life matters a lot to me because I do not want to replace batteries too often. A fireplace that gets used frequently will drain batteries faster, especially if it has electronic ignition or a remote system. I look for batteries with long shelf life and strong performance ratings so I can trust them when I need them most.
Consider Temperature Performance
Since gas fireplaces are often used in colder months, I think about how batteries perform in low temperatures. Some batteries lose power faster in the cold, which can affect reliability. In my experience, batteries that are designed to handle temperature changes work better for fireplace use, especially if the battery compartment is in a cooler part of the home.
Look for Leak Resistance
One thing I always check is whether the batteries are leak-resistant. A leaking battery can damage the fireplace’s electrical parts and create a bigger problem than just replacing batteries. I prefer well-known brands that advertise leak protection, because that gives me more confidence in long-term use.
Match the Brand and Quality
I have found that not all batteries perform the same, even if they look similar on the shelf. Trusted brands usually offer more consistent power and better durability. For my gas fireplace, I would rather pay a little more for batteries that I know will work properly than save a few cents and risk poor performance.
Think About Backup Use
If my gas fireplace uses batteries as a backup during a power outage, I make sure to keep fresh extras on hand. I also like to store replacement batteries in a dry, cool place so they stay ready when I need them. Having a spare set gives me peace of mind, especially during winter storms.
My Final Buying Tip
When I buy batteries for my gas fireplace, I focus on compatibility, battery life, cold-weather performance, and leak resistance. For me, the best battery is the one that matches my fireplace’s requirements and gives reliable performance without constant replacement. A little attention upfront saves me time and frustration later.
Final Thoughts
I’ve found that choosing the right batteries for a gas fireplace is a small detail that makes a big difference in reliability and convenience. My key takeaway is to always use the battery type recommended by the manufacturer and replace them before they run too low. That simple habit helps keep the fireplace ready when I need it and reduces the chance of ignition problems.
Author Profile

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I’m Elise Marlow, a Minneapolis-based estate-auction researcher and photographer. Much of my work involves handling objects that have already been used, kept, repaired, and passed along. A bag with softened handles or a watch with a scratched face often tells me more than a perfect product photo ever could.
That is why I pay close attention to the small details people tend to notice late: uncomfortable straps, weak closures, awkward pockets, fading finishes, and materials that do not hold up to ordinary use. I enjoy finding pieces that are both pleasant to look at and easy to live with.
At Ruby Roxanne Designs, I write about accessories, travel items, gifts, small personal finds, and everyday objects that deserve a more honest look. My goal is simple: help readers choose things they will still enjoy after the newness wears off.
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