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Optimus Crux Stove
Available Colors / Styles
The ridiculously tiny Optimus Crux Stove folds up to fit under a 220g butane canister and weighs only 3.3oz. When you need to go ultralight on your backcountry travels, this stove definitely needs to be with you. The Cruz Stove burns for 60 minutes going full blast with a 220g canister, and it boils a liter of water in only 3 minutes. When you decided to bring a tarp instead of a tent and pull the frame from your pack to save weight, you better have this Optimus stove on the gear list.
Bottom Line: Stoves just keep getting lighter and smaller, and Optimus is at the head of the pack with the 3.3oz Crux Stove.
Talk shop with all the gear freaks out there: ask 'em questions, upload/browse photos, and give your 2¢.
Optimus Crux in hand
By: Re Wikstrom
5 days ago
Perfect Canister Stove
By:
Michael Foster
February 22, 2012
This stove is built more solidly that the MSR pocket rocket. I was able to boil a 16 oz of water in under 3 min. It was about 40 degrees and at 1700ft. It collapses nicely and fits underneath an 8oz bottle of fuel.
By: kennon
August 19, 2011
Uh dude, it has 10200 btu's, not 12000.
The Optimus Crux with a Primus Windscreen
By: Chad Poindexter
April 15, 2011
OC Stove Review
By:
Chad Poindexter
April 15, 2011
This was my first "backpacking" stove I bought just a couple short years ago. It wasn't so much the weight that drew me to it, but rather the packed size. I was intrigued that the stove would fold over and pack beneath the bottom of the fuel canister.
So, I ordered it, and once it got here, well it was all that I wanted of it. It did 2 things really well. 1. It got really hot which meant it brought my water to a boil very quickly (2 cups in my 700 ml BC Ti pot in just under 2 minutes). And 2. The flame is easily adjustable, over a pretty wide range. I could open it up wide open and it would almost instantly boil water, or I could turn it way down and be able to simmer noodles or Mac-N-Cheese.
However, after reading through other reviews and speaking with someone for Primus, I realized that the head was not as secure as it should have been. The head pivots on a ball joint and there is a locking ring that springs back up to lock the head in place. With mine, the ring did not quite meet the bottom lip of the head so there was a little play in the stability. Primus told me to send it in and they would take a look see.
Well, about 2 short weeks later, they had contacted me and told me that the were shipping me a replacement.
When it arrived, I was stoked. The head did in fact lock down way more securely than the one I sent in. However, I quickly realized that the burner control was not the same. I could turn it up and it sounded like a blow torch, however, if I tried to turn it down low to simmer, well it didn't happen. It would get to a point and then simply poof out rather then burn slower.
I dealt with this though because in the mean time I had switched to using alcohol stoves... I used the new Optimus Crux maybe twice at most, and then it went into my storage bins...
A few months ago my buddy decided to go backpacking with me. I let him use the Optimus Crux. It did fine on the first trip he carried it on, at least that I saw. The next trip, it bit the dirt. He carried a brand new fuel canister, but even with the stove turned all the way up there was hardly a flame. I will just say it like this, 10 minutes after I finished boiling 1L of water using my GSI Kettle and my White Box alcohol stove, his 2 cups of water still had not even begun to form bubbles... The stove acted this way all 3 days.
When I got back home I tried it with 5 other fuel canisters, and I got the same results each time. So, I again contacted Primus. After exchanging a few emails they told me to send it back and they would again check it out. So, I did.
About 3 1/2 weeks later I tried contacting them to see what was going on and they told me a tech would have to check it out. Finally, a couple of days ago I got an email saying that the stove could not be fixed and a new one would be going out in the mail to me.
So, despite the stoves set backs, I am still quite happy with the stove. It is small so it packs in tiny spaces. And it isn't as light as my alcohol stove, but it is fairly light-weight. And between the 2 different stoves I have had, 1 had great heat control, and the other had great stability. So, I am hoping that the one on its way will encompass the best of both worlds! And while the customer service was not as great the second time around, they did still come through for me (or at least I hope so, I don't have the stove in yet...)
For a more detailed review of the stove, check out my review over on backpackgeartest.org:
http://sticksblog.com/gear/kitchen/stoves-extras/optimus-cru
2 Comments Last Comment: June 11, 2011 by: Chad Poindexter
By: Chad Poindexter
June 11, 2011
That's my story, and I'm "Stick"ing to it.
Really though, it is what it is...
By: mic4089924
May 24, 2011
Don't be such a "Stick" in the mud.
Optimus Crux in Action
By: Alex Flamm
May 18, 2011
This stove was awesome on the first time out. Boiled super fast and was cool in no time to pack it up. I am a lover of this stove now.
Pocket Full of Fire!
By: David W
August 9, 2010
This little thing will blow your socks off when it comes do boiling water.
Everything under one lid in a Titan
By: Chad Rosenberry
February 15, 2011
Stove,Fuel,Spork,Flame,Soap,Oil,Seasonings,and Towel
2 Comments Last Comment: May 31, 2011 by: seventysut922415
By: seventysut922415
May 31, 2011
When I bought my Crux I was told this was an intentional design feature, as keeping the valve closed during storage has the tendency to wear out the regulator's internal seal. Could have just been a crock from the sales guy, but I've just gotten used to unfolding the handle and closing the regulator before screwing it on to the fuel canister. No big deal.
By: Chad Poindexter
April 15, 2011
I have had 2 of these stoves, and about to have a third. other than that I have played around with a few different ones in various stores. that being said, all of them had the same issue that you explain. With 100% of my experience with them being this way, I don't see it at all as a defect. A very simple solution is to simply unfold the wire handle and turn the valve off before screwing the stove onto the canister. Like I said, I have been doing it this way since the first time I put my hands on one.
As well, the first one I had did have some issues with the locking mechanism. The ring did not meet the bottom of the burner head when it was sprung back up so there was a little play in the stability.
Got this off the Optimus website. Hope it helps you.
By: Donald Schmit
November 29, 2010
So Excited!
By: Dee West
July 17, 2011
I can't wait to use this little beast, it pumps out some serious heat.
Awesome Stove
By:
kennon
August 22, 2011
Just got this stove for 40$ at my local retailer, and i love it. I boiled 2 cups of water in 2 minutes 41 seconds, and I only used 6 grams of MSR IsoPro fuel! That means I can boil that much about 38 times before I need to buy another fuel canister! I then tried it again, and I boiled 2 cups of water in 1 minute 33 seconds, using 8g of fuel. I also boiled 1 Liter of water in 2 minutes 45 seconds, using 15 grams of fuel. I found the most efficient burn time for boiling 2 cups of water is 3 minutes 25 seconds. It has a wide burner head, and this thing burns a lot. Great stove, only downside is that the flame does burn out if it is breezy and you have it turned down, and that you do have to adjust the flame level if you are simmering. Definitely buy.
Awesome Stove
By:
kennon
August 19, 2011
Just got this stove for 40$ at my local retailer, and i love it. I boiled 2 cups of water in 2 minutes 41 seconds, and I only used 6 grams of MSR IsoPro fuel! That means I can boil that much about 38 times before I need to buy another fuel canister! It has a wide burner head, and this thing burns a lot. Great stove, can't think of any downsides
4 Comments Last Comment: August 26, 2011 by: Ed Jones
By: moroni
November 8, 2009
You can put a wind screen around the pot on top but not the canister. The entire area below the burner needs to be ventilated to avoid overheating & possibly something worse.
By: Ed Jones
August 26, 2011
I always use a full circle reflectix style wind screen, cut low on the control side-with 1" air space in diameter all sides-It allows you to turn down the stove even lower, and sort of warms the cannister to keep the pressure up, thus stretching the fuel even longer--NO BLOWUPS, but you have to PAY ATTENTION
By: Chad Poindexter
April 15, 2011
I have a Primus windscreen that I use around my stove. It clips around the lip of the canister and only covers one side. This allows plenty of ventilation around the canister. However, I still don't think that this is fully recommended...
By: Joe L.-S.
November 2, 2009
I've heard that putting a wind screen around your canister mounted stove can lead to overheating of the canister, resulting in possible explosion
I've been looking around on other sites and have seen some
I've been looking around on other sites and have seen some of these with what looks like a stainless head and are not the Crux Lite...is there a new version out and when can we get that one on this site?
By: Matthew W.
March 2, 2010
1 Comment Last Comment: September 14, 2011 by: MatthewStreet
By: MatthewStreet
September 14, 2011
Check the rivits along the entire stove. They are not stainless and will rust under heat / humidity. I've replaced mine with stainless ones (not an easy feat). Besides replaceing them, I would use QD Contact Cleaner, available at any auto store, and a very soft brass brush to clean the rust off them.
1 Comment Last Comment: April 15, 2011 by: Chad Poindexter
By: Chad Poindexter
April 15, 2011
This is why I sent my first one back, cause of the wobble. However, the heat control was great on my first one, not so much on my second. I am waiting to see how the 3rd goes...
By: moroni
March 30, 2011
The Optimus Crux stove uses ONLY Lindal valve (screw-on) type, compressed gas, fuel canisters made by @ least nine manufacturers including Brunton, Coleman, Jetboil, Kovea, Markill, MSR, Optimus, Primus, Snow Peak, etc. These canisters can be found in the US, Canada, Australia, New Zealand, western Europe, Japan, & Korea.
With this being said, you shouldn't have any problems finding fuel for your Crux/Cruxlite @ any backpacking store & even Walmart.
Change me.
Perfect Canister Stove
This stove is built more solidly that the MSR pocket rocket. I was able to boil a 16 oz of water in under 3 min. It was about 40 degrees and at 1700ft. more...
Good Things Come In Small Packages
The five main things I like about this stove is:
1. 12,000 BTU's,
2. The way it folds down & fits into the bottom of your fuel canister,
more...
- Material:
- steel
- Boil Time:
- 3 min
- Simmer:
- no
- Auto Ignition:
- no
- Windscreen:
- no
- Heat Reflector:
- no
- Parts Kit:
- yes
- Cleaning Tool:
- yes
- Fuel Bottle or Canister Included:
- no
- Stuff Sack:
- yes
- Hard Case:
- no
- Weight:
- 3.3 oz
- Manufacturer Warranty:
- 1 Year

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