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Steelhead Stove Fan

Steelhead Stove Fan The Warpfive Steelhead Stove Fan is an excellent performer over a broad range of operating temperatures. Named the Steelhead for its robust build, this stove fan will start working at 110° C (230° F) and circulate in excess of 320 CFM (cubic feet per minute) of air. It has the largest 4 blade […]

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Glasshopper Stove Fan

Low temperature Glasshopper Stove Fan Glasshopper Stove Fan The  Glasshopper  has an ultra low start up temperature of only 80° C (176° F). Therefore it is an ideal choice for using on stoves that run cooler fires that are fed irregularly or for stoves with soapstone tops. Named the Glasshopper for its clear Borosilicate glass cylinder, […]

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Sidewinder Stove Fan

Sidewinder Stove Fan The Warpfive Sidewinder Stove Fan has a compact design and operates across a broad range of temperatures. This engine works well on any medium to hot fire and starts operating at 110° C (230° F). Named the Sidewinder for its dual pulley and belt operating mechanism – it has an intriguing design […]

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Twinspeed Stove Fan

Twinspeed Stove Fan The Twinspeed Stove Fan is the most powerful Stirling engine we produce. This premium engine moves an impressive 440 CFM (cubic feet per minute) of air. Named the Twinspeed for its ‘twin’ piston design, this stove fan will start working at 120° C (248° F). In addition to double pistons, the Twinspeed […]

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Stove Thermometer

Accurately measure the temperature of your stove with the recently launched Warpfive Stove Thermometer. This beautiful instrument will compliment your stove and provide accurate, reliable stove temperatures while also indicating the most economical burn rate. It has a full sized bi-metalic mechanism which ensures consistent temperature measurements, and rapid heat transfer technology provides fast, accurate […]

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What is a stove fan?

What is a Stove Fan? Different versions of Stove Fans? When choosing a stove fan, it is important to distinguish between two very different categories – thermoelectric and Stirling engine stove fans. Here we explain the difference between these two categories. 1. Thermoelectric These fans use a thermoelectric module which creates electricity to power a […]

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Compare Stove Fans

This article is written to give information on how to compare stove fans and assist you choosing.   Frequently a room becomes overly warm close to the wood burner, but the the remainder of the room is cooler. A stove fan will assist in spreading the heat evenly and efficiently around the room. Consequently this will […]

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Stirling Engine R&D

At every opportunity we continue with Stirling engine  R & D (research and development). Recently our engineers designed and constructed a portable Stirling engine generator. The generator has been designed to generate power using the sun with a Fresnel lens, a gas camping burner or a gas hob.

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Stirling Engine Generator

Stirling Engine Generator Our engineers have been hard at work on our most recent experimental engine – a 14cc Twin Cylinder Stirling Engine Generator and it looks fantastic! Visit iPhone powered by Propane to see how the water cooled, pressurised, twin cylinder, Gamma Stirling engine charges an iPhone. The compact twin cylinder engine produces 11 Watts and […]

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Warpfive Test Engines

Warpfive test engines operate for more than 23 544 hours – that’s 16.1 years of non-stop use! In this durability photograph, we show our test engine using a thermal camera. The hotter areas display as bright yellow and the cooler parts are deep purple. This engine has exceeded 16.1 years of test use, and still […]

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Stirling Engine Generates Electricity

Here we show how a modified Warpfive engine generates electricity in order to demonstrate the power, speed, silence and precision of our engines. The modifications consisted of the addition of a water cooling jacket, radiator, water pump and radiator cooling fan. The water pump is driven via a pulley and belt system off the crankshaft. […]