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DuroStat NEMA 4 Thermostat

$75.00

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Description

DuroStat NEMA 4 Thermostat – Reliable, Waterproof Temperature Control

The DuroStat NEMA 4 Thermostat is the perfect solution for growers, gardeners, and professionals who need simple, accurate, and dependable temperature control in demanding environments. With its waterproof NEMA 4 enclosure and clear flip-down protective cover, this thermostat keeps the dial clean, protected, and easy to read—ideal for greenhouses, grow rooms, barns, garages, workshops, and outdoor applications.

Designed for precision and durability, the DuroStat features a liquid-filled stainless steel sensor and a calibrated stainless steel coil that deliver consistent, accurate temperature regulation. The wide 30°F to 110°F control range supports both heating and cooling, giving you flexible climate management for any setup.

Thanks to its dual-voltage design (120V or 240V) and compatibility with 24V systems, the DuroStat installs easily with a wide variety of equipment. It provides reliable performance at an affordable price—without complicated programming or digital menus.


Key Features

  • Clear flip cover keeps the dial protected and easy to read

  • Wide 30°F–110°F operating range for both heating and cooling control

  • Stainless steel coil for precision calibration

  • Liquid-filled stainless steel sensor for dependable temperature accuracy

  • Dual Voltage: 16 FLA @ 120V, 8 FLA @ 240V

  • Compatible with 24V Systems

  • Waterproof NEMA 4 enclosure for harsh, humid, or outdoor environments

  • Simple on/off differential: activates equipment ~2°F above set point and turns off ~2°F below

  • ✔ Perfect for greenhouses, agricultural buildings, livestock barns, grow rooms, garages, and more


Specifications

  • Voltage: 120V / 240V / 24V

  • Amps: 16A @ 120V / 8A @ 240V

  • Phase: Single

  • Wiring Hole: 1/2"

  • Weight: 0.96 lb


Why Choose the DuroStat NEMA 4 Thermostat?

If you’re looking for rugged, affordable, and highly accurate temperature control, the DuroStat NEMA 4 is one of the best-performing mechanical thermostats on the market. It’s simple, weather-resistant, and built to handle tough greenhouse and outdoor conditions—without the cost or complexity of digital controllers.

Why Buy From Us

Here’s why hundreds of customers choose us — and why you might too.

I started Greenhouse Gurus after running into the same frustration so many people have when trying to buy a greenhouse. I’d call around looking for real answers, real guidance, or just someone who understood what I needed…
but very few picked up.
And the few times someone finally did, it felt like they couldn’t wait to get off the phone. What seemed to be a lack of interest — just another rushed conversation.

That’s when I realized something simple:
People deserve better. They deserve someone who actually cares about their project.

So I built the type of company I wish existed when I was shopping. Today, Greenhouse Gurus is run by a very small team — just a couple of us — working hands-on with every customer to make sure you get real help, not generic answers.

Here’s what you can expect from us:
A real person who answers the phone and truly listens
Someone who understands these greenhouses and helps you choose the right one
Shipping included, so the price is always honest and clear
We’ll try and beat any competitor’s price because your budget matters 
30-Day Easy Returns — not happy with your product? We’ll take it back, no questions asked
Support before, during, and after your purchase — from people who genuinely care

I built this business to be the place I wish existed when I was searching — a place where your greenhouse isn’t just another sale, it’s something we’re excited to help you build.

That’s the difference. That’s why we do this. And that’s what you can expect when you choose Greenhouse Gurus.                                                                                                              

Shipping

Shipping is FREE on all orders to customers within United States.

We don't want to mess around with fine print and extra charges, we like things to be simple and easy. 


Want to know about our Returns Policy? Read more here.


Order Confirmation:

As soon as you place your order you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorised your credit card for the purchase.  

As soon as we receive your order we automatically check to confirm that your order is in stock and available for immediate shipment.  If your item is on back-order or unavailable we will void the pre-authorisation and reach out to you via e-mail to see if alternate arrangements can be made.  

If your item(s) are available for immediate shipment (within 5 business days) we will process the charges and get to work preparing your order for shipment.

Order Shipment:

If your order is in stock and we process the charges to your credit card it will ship within three business days from the date of your order.  

We will send you shipping confirmation within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  

If you do not receive shipping confirmation from us within four business days of your order feel free to follow up with us at support@Greenhouse-Gurus.com

International Orders:

Please be aware that our products are made specifically for the US market. This means that they require a 110V or 240V electrical system to function correctly. 

Our products have generally not been certified for use with other countries electrical safety standards but all of our products are certified to US standards.

We will happily ship our fantastic products to international customers. Due to the extremely wide variety of product dimensions we will provide an up to date shipping price quote for you on request.

If you are happy with our shipping quote we will prepare an order and payment though our ultra secure online payment gateway.

Damages:

Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery or do not agree to accept the delivery.

If you do accept delivery you are required to immediately take photos using your smart phone or camera of the damaged packaging or products inside the packaging. 

If your item(s) do arrived damaged please send photos to Support@Greenhouse-Gurus.com, then visit our Returns page and lodge your return claim online.
Description

DuroStat NEMA 4 Thermostat – Reliable, Waterproof Temperature Control

The DuroStat NEMA 4 Thermostat is the perfect solution for growers, gardeners, and professionals who need simple, accurate, and dependable temperature control in demanding environments. With its waterproof NEMA 4 enclosure and clear flip-down protective cover, this thermostat keeps the dial clean, protected, and easy to read—ideal for greenhouses, grow rooms, barns, garages, workshops, and outdoor applications.

Designed for precision and durability, the DuroStat features a liquid-filled stainless steel sensor and a calibrated stainless steel coil that deliver consistent, accurate temperature regulation. The wide 30°F to 110°F control range supports both heating and cooling, giving you flexible climate management for any setup.

Thanks to its dual-voltage design (120V or 240V) and compatibility with 24V systems, the DuroStat installs easily with a wide variety of equipment. It provides reliable performance at an affordable price—without complicated programming or digital menus.


Key Features

  • Clear flip cover keeps the dial protected and easy to read

  • Wide 30°F–110°F operating range for both heating and cooling control

  • Stainless steel coil for precision calibration

  • Liquid-filled stainless steel sensor for dependable temperature accuracy

  • Dual Voltage: 16 FLA @ 120V, 8 FLA @ 240V

  • Compatible with 24V Systems

  • Waterproof NEMA 4 enclosure for harsh, humid, or outdoor environments

  • Simple on/off differential: activates equipment ~2°F above set point and turns off ~2°F below

  • ✔ Perfect for greenhouses, agricultural buildings, livestock barns, grow rooms, garages, and more


Specifications

  • Voltage: 120V / 240V / 24V

  • Amps: 16A @ 120V / 8A @ 240V

  • Phase: Single

  • Wiring Hole: 1/2"

  • Weight: 0.96 lb


Why Choose the DuroStat NEMA 4 Thermostat?

If you’re looking for rugged, affordable, and highly accurate temperature control, the DuroStat NEMA 4 is one of the best-performing mechanical thermostats on the market. It’s simple, weather-resistant, and built to handle tough greenhouse and outdoor conditions—without the cost or complexity of digital controllers.

Why Buy From Us

Here’s why hundreds of customers choose us — and why you might too.

I started Greenhouse Gurus after running into the same frustration so many people have when trying to buy a greenhouse. I’d call around looking for real answers, real guidance, or just someone who understood what I needed…
but very few picked up.
And the few times someone finally did, it felt like they couldn’t wait to get off the phone. What seemed to be a lack of interest — just another rushed conversation.

That’s when I realized something simple:
People deserve better. They deserve someone who actually cares about their project.

So I built the type of company I wish existed when I was shopping. Today, Greenhouse Gurus is run by a very small team — just a couple of us — working hands-on with every customer to make sure you get real help, not generic answers.

Here’s what you can expect from us:
A real person who answers the phone and truly listens
Someone who understands these greenhouses and helps you choose the right one
Shipping included, so the price is always honest and clear
We’ll try and beat any competitor’s price because your budget matters 
30-Day Easy Returns — not happy with your product? We’ll take it back, no questions asked
Support before, during, and after your purchase — from people who genuinely care

I built this business to be the place I wish existed when I was searching — a place where your greenhouse isn’t just another sale, it’s something we’re excited to help you build.

That’s the difference. That’s why we do this. And that’s what you can expect when you choose Greenhouse Gurus.                                                                                                              

Shipping

Shipping is FREE on all orders to customers within United States.

We don't want to mess around with fine print and extra charges, we like things to be simple and easy. 


Want to know about our Returns Policy? Read more here.


Order Confirmation:

As soon as you place your order you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorised your credit card for the purchase.  

As soon as we receive your order we automatically check to confirm that your order is in stock and available for immediate shipment.  If your item is on back-order or unavailable we will void the pre-authorisation and reach out to you via e-mail to see if alternate arrangements can be made.  

If your item(s) are available for immediate shipment (within 5 business days) we will process the charges and get to work preparing your order for shipment.

Order Shipment:

If your order is in stock and we process the charges to your credit card it will ship within three business days from the date of your order.  

We will send you shipping confirmation within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  

If you do not receive shipping confirmation from us within four business days of your order feel free to follow up with us at support@Greenhouse-Gurus.com

International Orders:

Please be aware that our products are made specifically for the US market. This means that they require a 110V or 240V electrical system to function correctly. 

Our products have generally not been certified for use with other countries electrical safety standards but all of our products are certified to US standards.

We will happily ship our fantastic products to international customers. Due to the extremely wide variety of product dimensions we will provide an up to date shipping price quote for you on request.

If you are happy with our shipping quote we will prepare an order and payment though our ultra secure online payment gateway.

Damages:

Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery or do not agree to accept the delivery.

If you do accept delivery you are required to immediately take photos using your smart phone or camera of the damaged packaging or products inside the packaging. 

If your item(s) do arrived damaged please send photos to Support@Greenhouse-Gurus.com, then visit our Returns page and lodge your return claim online.