SKU: 10706988050
heated grow tent

heated grow tent THERMOFORGE S7, Plant Heater 1000W with 10 Heating and Air Intake Levels

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Description

heated grow tent THERMOFORGE S7, Plant Heater 1000W with 10 Heating and Air Intake LevelsAC Infinity THERMOFORGE S7, Plant Heater 1000W with 10 Heating and Air Intake Levels Need reliable heating power without the complexity of AI programming? The AC Infinity Thermoforge S7 delivers straightforward 1000W climate control with 10 true heating levels and fresh air intake modes through precision PWM control. This ETL certified heater provides the same powerful output and dual ducting flexibility as the T7 model, but with manual level control


AC Infinity THERMOFORGE S7, Plant Heater 1000W with 10 Heating and Air Intake Levels

Need reliable heating power without the complexity of AI programming? The AC Infinity Thermoforge S7 delivers straightforward 1000W climate control with 10 true heating levels and fresh air intake modes through precision PWM control. This ETL-certified heater provides the same powerful output and dual ducting flexibility as the T7 model, but with manual level control for growers who prefer direct management over adaptive automation.

The Thermoforge S7 utilizes individual PTC plates with pulse-width modulation to deliver genuine 10-level heating control, not crude on/off cycling. Dual 4-inch duct ports enable flexible configuration—run open-loop for fresh air exchange or closed-loop for maximum heat efficiency. Switch seamlessly between heat mode for warming your space and fresh air intake mode for temperature stabilization, providing the versatility needed to sustain optimal growth year-round without automated intervention.

Built to the same industrial standards as the AI-powered Thermoforge T7, the Thermoforge S7 features comprehensive safety protection including tip-over alarms, flame-retardant materials, and overheat protection with auto-restart. UIS platform connectivity unlocks WiFi app access for remote monitoring, data tracking, and advanced automations that coordinate heating with your entire environmental system via a UIS smart controller. Designed exclusively for controlled indoor environments with 30-65% RH incoming airflow, this 1000W heater delivers professional-grade climate management with straightforward manual control.

Features

☑
1000W PWM Precision

Individual PTC plates with pulse-width modulation deliver 10 true heating levels or fresh air intake for balanced climate control.

␱
Dual Ducting Flexibility

4-inch dual ports support open-loop fresh air exchange or closed-loop configurations for maximum heat efficiency.

ထ
ETL-Certified Safety

Tip-over alarms, flame-retardant materials, and overheat protection with auto-restart provide industrial-grade reliability.

⎒
Manual Level Control

Direct control over 10 heating and air intake levels without AI automation for growers who prefer hands-on management.

ᄆ
UIS™ Integration

WiFi app connectivity enables remote monitoring, data tracking, and advanced automations for coordinated climate control.

What's Included

  • 1x Thermoforge S7 Plant Heater
  • User Manual
  • Quick Start Guide

Specifications

Specification Value
Manufacturer AC Infinity Inc.
Product Model AC-SFS7
UPC Code 819137025196
Unit Dimensions 8.66 x 7.00 x 10.00 in. (22.0 x 17.8 x 25.4 cm)
Duct Size 4.00 in. (10.2 cm)
Available Modes Heating, Fan
Control Range 10 Levels
Max Power Draw 1000 W
Voltage 120V AC
Current 10 A
Operating Temperature 14 to 140ºF
Operating Humidity 30 to 65% RH

Support & Manuals

Frequently Asked Questions

What's the difference between the Thermoforge S7 and T7 models? +

Both models deliver identical 1000W heating power through the same PTC plate technology. The key difference is control method: the AC Infinity Thermoforge T7 features adaptive AI that continuously learns your environment and makes predictive adjustments automatically, while the S7 provides manual control over the 10 heating and air intake levels. The S7 is ideal for growers who prefer direct hands-on management, while the T7 suits those wanting set-and-forget predictive automation.

How do I switch between heating mode and fresh air intake mode? +

The Thermoforge S7 allows you to manually select between heating mode (which activates the PTC plates to warm air) and fan mode (which runs the fan without heating for fresh air intake). Each mode offers 10 adjustable levels for precise control. This flexibility lets you warm your space when temperatures drop or draw in cooler air to stabilize conditions, providing year-round climate versatility with straightforward manual selection.

Can I use the S7 with UIS controllers even though it has manual controls? +

Yes, the Thermoforge S7 is fully compatible with UIS controllers and the AC Infinity app. While the S7 uses manual level control instead of AI automation, UIS connectivity still provides WiFi remote access, real-time monitoring, historical data tracking, and the ability to create advanced automations that coordinate the heater with other environmental devices.

What are the electrical safety requirements for the S7? +

The Thermoforge S7 draws 1000W at 10A and must be plugged directly into a grounded wall outlet with surge protection. Never use extension cords or power strips as this can cause overheating or melting. These requirements are identical to the T7 model and ensure safe operation of the high-wattage heating elements without voltage drops or fire hazards.

Does the S7 have the same safety features as the AI-powered T7? +

Absolutely. The Thermoforge S7 is built to the same ETL-certified safety standards as the Thermoforge T7, featuring tip-over alarms, flame-retardant materials throughout the housing, and overheat protection that automatically shuts down the heater if internal temperatures exceed safe limits.

What size grow space can the 1000W S7 effectively heat? +

Coverage depends on ambient temperature, insulation quality, and tent size. At 1000W maximum output, the Thermoforge S7 works well for medium to large grow tents, such as a 4x4 grow tent, in moderately cold environments. The dual ducting configuration and 10-level control allow you to fine-tune output for your specific conditions.

Why is there a 65% RH humidity limit for operation? +

The Thermoforge S7 is designed for environments where incoming airflow stays between 30-65% RH. Higher humidity can cause condensation on internal components. Never use plant humidifiers in closed-loop setups or operate in high-humidity areas—mist can enter intake ducting and harm the heater.

Do I need to purchase ducting separately for the S7? +

Yes, the Thermoforge S7 requires separate 4-inch flexible ducting to operate. The dual 4-inch ports are designed for flexible integration into your tent ventilation system, allowing you to configure open-loop or closed-loop setups based on your specific heating needs.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 10706988050

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4.6 ★★★★★
Based on 26 reviews
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Verified Purchase
Chief
Pawtucket, US
★★★★★ 4
Very nearly the perfect frother for all your basic frothing & mixing needs
Color: Black
There are a lot of middle-of-the-road frothers out there. I've been through a few of them in my recent search for something that could mix and froth well, without taking up any more outlets in my basement kitchen. Of the three Maestri frothers I've tried so far, this one wins the race by a nose. Most recently, these Maestri frothers come in basically three versions: A single-speed @ 8000 RPM, a two-speed @8000/5500 RPM, and this stepless variable-speed version. Aside from that, the only real difference in recent version pack-outs is which attachments they come with. Look over the reviews of the single-speed version and you'll find that while it can and does froth well, it starts at a single, high speed and gets there fast. This makes it pretty easy to spin liquid right out of most common cups and mugs. There is a two-speed version, but it's harder to find, only comes in one color (Grape Purple), and while it's much better than the Maestri single-speed, it still has a couple of quirks that make this variable-speed version win out. This mixes and froths whole milk, half-and-half, or heavy whipping cream, or just about anything else very well. Like all frothers, it takes a little time to learn its nuances and nail down the technique, this will definitely get you there. The best feature of this is easily the speed control. Turn the knob to turn it on at a low speed that's great to get things started, then turn the knob to crank up the speed just enough to do what you need, whether that's mixing or frothing. The low starting speed makes it easy to keep things under control without undue spilling, and the max speed is more than enough to make quick work of getting your froth on. There are really only two complaints I have with this stepless, variable speed version: - I'd really like to have a Press On / Release Off button in addition to the Speed Control knob. More than one time have I gone to turn this off, only to spin the knob the wrong way and crank the speed up to ludicrous, sloshing liquid on the counter. Being able to turn it Off just by letting go of the button would be quick and easy. This configuration would allow using a preferred speed right from the start, while still allowing speed to be adjusted on-the-fly when needed. - Give it a bigger battery. It would cost mere pennies to give this a 2000mAH+ instead of a 1200mAH battery, and I can't think of any reasonable downside to that. - Give the motor a little more torque. It's fairly easy for the current motor, at any speed, to get bogged down in a thick protein powder mix, or when pressing the frother or other attachment a bit too hard into the bottom or side of the frothing container. A bit more "oomph" would prevent that. I really like the overall design and features of thes Maestri frothers better than many other, cheaper versions. This variable-speed version is pretty great as it is and probably the one I would recommend over the single- or two-speed, for most people. But I often find myself using two hands -- one to hold it steady, and the other to turn it on and tweak the knob to the desired speed(s) -- for a device that should arguably need only one hand to use. Just a couple of minor tweaks as noted above would make this the overall best frother of its type that I've used.
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Reviewed in the United States on May 23, 2025
D
Verified Purchase
D. Smith
Lowell, US
★★★★★ 5
Hands down, the BEST handheld frother I've ever used!
Color: Black
Hands down, the BEST handheld frother I've ever used! I got the black one, but any color will have the same results. Over the past 12 years or so, I've used so many different handheld frothers and they've ALL fallen short of expectations for quality, longevity, power, features, and usability. I've used everything from cheap, $15 models to $50+ models and everything in-between. Some with fancy attachments for various types of mixing, frothing, beating, whipping, etc. Some with rechargeable batteries, some without. Some AC powered, some with fixed whisks, some with detachable/replaceable whisks, some with stands, etc. NONE have been spectacular. Most broke within 6 months and got tossed. ALL were major disappointments in the end, including the "revered" Zulay models of which I tried several. I finally found this Maestri House branded, variable speed frother with detachable / replaceable whisks and got one to try. I was literally on Cloud Nine the first time I turned it on. Like, WOW! Not only was it FAST on the highest speed, but it was powerful enough to churn right through milk, eggs, cream, etc, without bogging down like many others. This thing makes milk froth like a milkshake and Matcha Lattes like nothing else I've ever experienced. I used to have to sift my Matcha, then whisk it in hot water, then froth milk and then blend them together to make the perfect latte. and if the milk was cold (my preference), pre-whisking in hot water was a must to avoid lumps. However, with THIS frother? I literally pour my milk into a tall tumbler, drop in un-sifted Matcha powder, and spin up the Maestri House frother at first on a medium low speed to get it mixed, then jump straight to the highest speed to really whip that milk and match up. After about 30-45 seconds, I've got the thickest, richest, smoothest, most aerated latte around. And NO LUMPS at all!!! What a time and dish saver! And cleaning? I just run it under hot running water to get the shaft cleaned and then spin it up in a dish with hot running water for a few moments, then spin it on high for a few seconds in the air to dry it off instantly. Now, I'll be honest here, too. The specs say it can go months on a charge, using it for a couple minutes a couple times daily. Well, I guess it could do that and still spin. But I use it FULL SPEED, churning hard for at least a minute a couple times per day. After about 2 weeks, I can start to notice a speed reduction so I just plug it back in on the charger. All things considered, this is still better than all the other handheld frothers I've used over the years. After using the heck out of this thing for the past 7 months, I've even decided to start selling these in our Japanese gift shop. The manufacturer is has been very responsive both in customer support (I called them about an issue I thought I was having, and they called me back with a couple hours even though I didn't leave voicemail when they didn't answer right away) and in reseller support. I have to give these guys an A+ for responsiveness and quick resolution when problems might arise. HIGHLY recommended!!
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Reviewed in the United States on October 17, 2025
H
Verified Purchase
Hawaii Keith
Charlottesville, US
★★★★★ 5
Great Addition!
Color: Black
Why did you pick this product vs others?: I just started a powdered drink routine recently and was having a difficult time mixing it with water. I would consistently end up with small nuggets of mix making it unenjoyable to drink. I knew I needed a mixer and was glad I found this device when I did. It works perfectly! I like the fact that it comes with its own stand and included two mixing heads. It is solid, well-designed, and you can feel the quality when you pick it up. The variable speed of the mixer is perfect for ensuring that everything is blended well. I haven’t used it to “froth” anything yet, at least not on purpose, but I accidentally found out that it can do that well. This is a great addition to our kitchen and is very easy to wash after use. So far…no issues. Highly recommend for those of you looking for the right tool to make sure those protein mixes aren’t full of unmixed nuggets.  
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 21, 2025
S
Verified Purchase
Suzi blue
Lexington, US
★★★★★ 4
Low foam
Color: Black
Love this frother. It is great quality and the turn speed is amazing. My only issue is this. It comes w 2 wands and they are both singles. The single is great for stirring things up. It does not make a lot of froth and for some things it’s perfect but sometimes I like a lot of froth and I wish it either came w a single and a double or you could purchase a double separately to intermix. I don’t want to buy a whole other unit just for the double. I wrote to them bc the double frother they sell doesn’t look as good as this one but sometimes a girl needs a lot of foam and sometimes th stirring is perfect.
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Reviewed in the United States on February 20, 2026
C
Verified Purchase
Coco
Natrona Heights, US
★★★★★ 5
Incredible quality, just buy the right size (I did not)
Color: A Silver, Size: 12 Ounces, Color: A Silver, Size: 12 Ounces
For anyone interested in this product, here’s a quick guide (from a coffee snob) • 12oz (what I got, pictured) - fine for small drinks (standard mug) at home. one drink, and you never plan on using this for any larger drinks • 20oz - the home kitchen sweet spot. if you’re filling a Stanley or Yeti traveler this is probably your size. One caveat, you’ll have no wiggle room and will be maxing your milk froth to the brim. if you like cappuccino’s get the 32oz. • 32oz - this is what’s behind the counter at every coffee shop you’ve ever been to. if you’ve worked a bar shift at Starbucks you’ve held this pitcher a thousand times. If you like a lot of foam (cappuccinos) i would suggest anyone serious about at home use to get this one. I’ve worked in coffee shops since I was like 16 and I still ordered the 12oz like a complete idiot. I posted comparison photos if you want a good laugh. The pitcher is smaller than a regular coffee mug. Not a travel mug, not a big mug, just a normal everyday mug. Bigger than the pitcher. I measured nothing and paid the price. Returning it and ordering the 32oz of the same exact pitcher so that should tell you the quality is legit. Feels exactly like what we used behind the bar, well made, solid, nothing cheap about it. Just bought the wrong size. For anyone also about to make my mistake: the 12oz works if you’re making one small drink at home and that’s it. The 20oz is probably the right call for most people, fills a Stanley or Yeti no problem. The 32oz is the coffee shop size, if you’ve ever worked a bar at Starbucks or anywhere else you’ve used that size a thousand times and it’ll feel right immediately. Great pitcher. Wrong size. My fault entirely.​​​​​​​​​​​​​​​​
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 10, 2026

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