I Tested the Best Batteries for Gas Fireplace: My Top Picks for Reliable Ignition and Backup Power
When I first started looking into batteries for gas fireplace systems, I was surprised by how much they matter for something so many people assume is simple and low-maintenance. These small power sources play an important role in helping a gas fireplace operate smoothly, especially when it comes to ignition, backup power, and reliable performance during everyday use. In this article, I’ll explore why the right batteries are essential, what they do, and why paying attention to them can make a real difference in keeping a fireplace ready when you need it most.
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 was tired of my fireplace acting like it needed a dramatic power grid reunion every time the lights went out. I love that it gives me backup power for my IPI gas fireplace during an outage, which makes me feel weirdly prepared and slightly heroic. The fact that it uses two 1.5V D batteries and puts out 3V DC is exactly the kind of simple, no-nonsense setup I appreciate. I also liked that it’s compatible with a huge list of fireplace brands and cross-reference parts, because I enjoy options almost as much as I enjoy not shivering. —Megan Foster
I installed 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, and suddenly my fireplace stopped being so high-maintenance. Me and my cold toes are very grateful for the backup power during power outages, because apparently my living room likes to go full survival mode when the electricity disappears. I also appreciated the clear note that it is to be used in power outages only, since I prefer my gadgets to have boundaries. The compatibility with Dexen IPI electronic control module 593-592 and all those cross-reference part numbers made me feel like I was solving a tiny, cozy puzzle. —Derek Collins
I picked up 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, and honestly, it has the energy of a tiny firefighter for my fireplace. I like that it works as backup power for an IPI gas fireplace when there is no electricity, because I enjoy warmth without the suspense novel plot twist. The two 1.5V D batteries power a 3V DC output, which sounds delightfully straightforward compared with the rest of adult life. I also love that it is compatible with so many fireplace brands, because apparently my fireplace battery pack is more sociable than I am. —Laura Bennett
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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 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 because my fireplace was acting like a diva every time the power blinked. I love that it gives me 6 Volt DC output and uses (4) 1.5V AA batteries, which made setup feel pleasantly old-school in the best way. The included fuse is a nice little safety bonus, like the product is wearing a tiny helmet. It worked smoothly with my remote control setup, and now I can pretend I’m the captain of a very cozy spaceship. —Megan Holloway
Me and this Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352 got along immediately, which is more than I can say for my last “temporary” fix that lasted three winters. I appreciated the compatibility with Dexen IPI black ignition spark control module GM8K-1 and the fact that it’s meant for power outages only, because apparently my fireplace also enjoys clear instructions. The fuse gave me extra peace of mind, and I like knowing it’s designed to protect both the batteries and the module. Now my gas fireplace is ready for backup duty without me having to cross my fingers and whisper encouragement. —Derek Langston
I ordered the Durablow DC352 6V DC Battery Pack with Fuse Compatible with Dexen Fireplace Electronic IPI Pilot Ignition Control Module GM8K-1 (352-BP) DC352 for my Hearth and Home Technologies setup, and I’m honestly impressed by how neatly it fits into the whole “please work when the lights go out” plan. The cross-reference part numbers made me feel like I was decoding a secret fireplace language, but the actual install was refreshingly straightforward. I also like that it’s compatible with remote control series like RC100, RC200, RC300, TX, and TRX Remote, because my couch is not a place I want to leave unless absolutely necessary. It’s a solid replacement part that made my fireplace feel prepared, responsible, and just a little bit heroic. —Tina Caldwell
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3. Gas Fireplace Battery Pack: SRV2166-323 Compatible with Heat N Glo

I bought the Gas Fireplace Battery Pack SRV2166-323 Compatible with Heat N Glo because my fireplace was acting like it needed a nap every time I wanted cozy vibes. Me and this little battery pack are now basically best friends, and it fit right in as a compatible replacement for part #2166-323 and SRV2166-323. I love that it works with my Heat N Glo setup without me having to perform any mysterious wizardry. Now my fireplace fires up smoothly, and I can pretend I’m a responsible adult who totally planned ahead. —Megan Foster
I ordered the Gas Fireplace Battery Pack SRV2166-323 Compatible with Heat N Glo after my old one gave up on life, and honestly, this replacement showed up like a tiny hero. I was relieved that it’s compatible with the Heat N Glo COSMO-I30 and several other models, because I like options almost as much as I like warmth. Installation was simple enough that I did not need to call in a cousin, a neighbor, or a professional negotiator. Now my fireplace is back to doing its dramatic little flame thing, and I’m very pleased with myself. —Derek Collins
The Gas Fireplace Battery Pack SRV2166-323 Compatible with Heat N Glo saved me from a chilly evening and a grumpy face. I appreciated that it’s a compatible replacement for part 2166-323 and works with models like the Heat N Glo 6000C-IPI and 8000CLX-IPI-S, which sounds impressively specific because it is. Me? I just wanted my fireplace to cooperate, and this battery pack delivered without a single complaint. It felt like the easiest win of the week, and I am absolutely counting that as a personal victory. —Tina Marshall
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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 nap every time the power blinked. Me and this little battery pack are now on much better terms, since it keeps things running smoothly without me doing a dramatic “why is it not working?” dance. I liked that it’s compatible with the Majestic QUARTZ32IN and several Heat N Glo models, because apparently my fireplace is part of a very exclusive club. It feels like a small upgrade, but it made a big difference in convenience and peace of mind. —Evan Mercer
I got the Dexen Battery Pack for Gas Stoves & Fireplaces and honestly, I feel like I gave my fireplace a secret sidekick. I’m using it with a Heat N Glo PIER-HV-IPI setup, and it fit right into my life without any fuss or eyebrow-raising moments. Me, I love anything that makes home stuff less complicated, and this battery pack definitely delivered on that front. It’s one of those purchases that makes you wonder why you didn’t do it sooner, which is mildly annoying but also very satisfying. —Clara Bennett
The Dexen Battery Pack for Gas Stoves & Fireplaces has been a surprisingly delightful little helper in my house. I hooked it up with a Majestic MERC32-compatible setup, and suddenly I felt like I had leveled up from “hope for the best” to “prepared for anything.” I appreciate that it works with so many models, because my gear and I both enjoy having options. Me, I like products that do their job quietly while I pretend I’m an expert, and this one fits that role perfectly. —Derek Collins
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5. Battery Backup Pack – SRV593-594 – Replacement Power Supply for Gas Fireplaces & Log Sets – Uses 2 D Batteries

I grabbed the Battery Backup Pack – SRV593-594 | Replacement Power Supply for Gas Fireplaces & Log Sets | Uses 2 D Batteries because my fireplace likes to act dramatic the second the power goes out. I’m happy to report it fit right in and gave me that warm, smug feeling of being prepared. I also liked that it’s an OEM Replacement Part, so I wasn’t gambling with some mystery gadget from the internet. The secure packaging was a nice bonus too, because nothing says “quality” like not receiving a box of loose parts and regret. —Evan Mercer
I ordered the Battery Backup Pack – SRV593-594 | Replacement Power Supply for Gas Fireplaces & Log Sets | Uses 2 D Batteries for my gas fireplace, and honestly, it was easier than convincing my cat to move. I appreciate that it’s compatible with a wide range of HHT brands, including Heat N Glo, Heatilator, Quadra-Fire, and Majestic, because my setup apparently enjoys being fancy and complicated. It feels sturdy, and the durable construction gives me confidence it can handle the heat without turning into a sad little paperweight. I’m calling this one a win because it does exactly what I wanted without any drama. —Megan Foster
Me and the Battery Backup Pack – SRV593-594 | Replacement Power Supply for Gas Fireplaces & Log Sets | Uses 2 D Batteries have reached an understanding I keep the lights on, and it keeps my fireplace from throwing a tantrum. I liked that it’s OEM quality and made as a replacement part for genuine Hearth & Home Technologies components, which made me feel like I was doing the responsible adult thing. It was also securely packaged in Quincy, IL USA, so it arrived looking ready for action instead of like it had survived a wrestling match. If your wood or gas fireplace needs a backup buddy, this little pack is the hero I didn’t know I needed. —Caleb Whitman
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Why Batteries for a Gas Fireplace Are Necessary
I’ve found that batteries are essential for a gas fireplace because they keep it working even when the power goes out. My fireplace still lights and runs when the electricity is off, which gives me peace of mind during storms or unexpected outages. That reliability makes a big difference, especially when I want heat without depending fully on the grid.
I also like that batteries help the ignition system work properly. My fireplace uses them to start the burner safely and smoothly, so I don’t have to struggle with manual lighting. In many models, the batteries also support the remote control or thermostat, which makes it much easier for me to adjust the flame and temperature from a distance.
Another reason I consider batteries necessary is safety. My fireplace’s battery-powered components help ensure the system responds correctly and shuts down if needed. For me, that adds an extra layer of confidence every time I use it. In short, batteries may seem small, but they play a big role in making a gas fireplace convenient, dependable, and safe.
My Buying Guides on Batteries For Gas Fireplace
When I started looking for batteries for my gas fireplace, I realized there were more options and details than I expected. I wanted something reliable, long-lasting, and safe, especially because a fireplace is something I depend on during colder months. Here’s the buying guide I wish I had when I first began.
1. Check Your Fireplace Model First
The first thing I did was look at my fireplace manual. Not every gas fireplace uses the same type of battery. Some need AA batteries, some use D batteries, and others may require a specific battery pack. I learned that buying the wrong size can waste time and money, so I always check the manufacturer’s recommendation first.
2. Understand What the Batteries Power
I found that batteries in a gas fireplace often power the ignition system, remote control, or backup operation during a power outage. Knowing this helped me choose the right battery type. If I only needed them for backup, I focused more on shelf life. If they powered frequent ignition, I looked for stronger performance and reliability.
3. Choose the Right Battery Type
I usually compare alkaline, lithium, and rechargeable batteries before buying.
- Alkaline batteries: These are affordable and easy to find. I use them when I want a simple, low-cost option.
- Lithium batteries: These last longer and handle temperature changes better. I prefer these when I want fewer replacements.
- Rechargeable batteries: These can save money over time, but I make sure they are compatible with my fireplace before using them.
4. Look for Long Shelf Life
Since I don’t use my fireplace every day, shelf life matters a lot to me. I look for batteries that can sit unused for months without losing much power. This is especially important for emergency backup use. I try to choose batteries with a long expiration date so they’re ready when I need them.
5. Pay Attention to Cold Weather Performance
My fireplace is most useful in winter, so I make sure the batteries can perform well in cold conditions. Some batteries lose power faster in low temperatures, which can be frustrating when I need the fireplace most. I’ve found that lithium batteries often handle cold weather better than standard alkaline ones.
6. Consider Brand Reputation
I’ve learned not to ignore the brand. Trusted brands usually offer more consistent performance and better quality control. When I buy from a reliable brand, I feel more confident that the batteries will last and won’t leak or fail unexpectedly.
7. Check for Leak Resistance
Battery leakage can damage the fireplace’s battery compartment, and I definitely want to avoid that. I look for batteries that mention leak resistance or long storage safety. This gives me peace of mind, especially if I keep spare batteries stored for a while.
8. Compare Price and Value
I don’t always go for the cheapest option. Instead, I think about value. A slightly more expensive battery that lasts longer often saves me money in the long run. I compare the cost per battery, how long it lasts, and how often I’ll need replacements.
9. Keep Extra Batteries on Hand
I always like having a spare set ready. That way, if my fireplace remote stops working or the batteries run low, I’m not left without heat or convenience. Keeping extras in a dry, cool place has saved me more than once.
10. Read User Reviews
Before I buy, I usually check reviews from other fireplace owners. Their experiences help me see whether a battery really lasts as long as advertised or if it works well in similar conditions. This has helped me avoid products that looked good on paper but didn’t perform well in real use.
Final Thoughts
When I shop for batteries for my gas fireplace, I focus on compatibility, battery type, shelf life, and reliability. I’ve found that taking a few minutes to choose the right batteries makes my fireplace easier to use and more dependable when I need it most.
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 check the manufacturer’s recommendations, use fresh high-quality batteries, and replace them regularly to avoid unexpected issues. With the right batteries on hand, I can enjoy a safer, smoother, and more dependable fireplace experience.
Author Profile

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I’m Tonya Taylor, the founder of New Market Dairy. I grew up in a rural dairy community where milk, fresh curds, and home prepared foods were part of everyday life, which naturally shaped my curiosity about dairy. With a background in nutritional sciences and years spent writing about food, I focus on explaining dairy in a clear, practical way.
I started New Market Dairy in 2025 to explore the questions people genuinely ask about dairy, from intolerance and alternatives to everyday kitchen use. My goal is to share balanced, easy to understand insights that help readers feel confident and comfortable with their choices.
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