Two VIVOSUN 10x20.75 seedling heat mats & digital thermostat controllers, black and green, shown with packaging.

VIVOSUN 10"x20.75" seedling heat mat, 20W, 120V AC, with digital thermostat, carrying bag, and specifications.

VIVOSUN seedling tray on a far-infrared heat mat, showing heat distribution and >90% efficiency for plants.

VIVOSUN 10x20.75 IP67 waterproof seedling heat mat with water droplets, green text on black surface.

Cross-section of a VIVOSUN seedling heat mat, revealing multi-layered structure with PVC mats and glowing heating film.

VIVOSUN digital thermostat displaying 87.5°F. Adjustable 40-108°F (5-42°C) controller, impact & vibration tested.

VIVOSUN seedling heat mat for plant sprouting, indoor gardening, terrarium warming, and home brewing.

Seedling heat mat with starter trays & dome. Optimal 68-86°F for germination of cherry tomatoes, chili, eggplant, and flowers.

VIVOSUN 10″ x 20.75″ Seedling Heat Mat Digital Thermostat Combo - 2 Pack

Price:

$79.99 USD

Pay as little as
$7999/mo

for a term that suits you, up to 36 months.

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MODEL: WEB-330101x2CNJ

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VIVOSUN 10″ x 20.75″ Seedling Heat Mat Digital Thermostat Combo - 2 Pack

Tired of inconsistent germination and slow-starting seedlings? The VIVOSUN Seedling Heat Mat and Digital Thermostat Combo takes the guesswork out of propagation, providing the stable, warm environment your plants need to thrive from day one. This convenient 2-pack is the perfect solution for serious home growers and commercial operations looking to maximize their success rate.

This complete system maintains optimal soil temperatures between 68-86°F (20-30°C), a crucial range for rapid germination. The included digital thermostat offers precise control from 68-108°F (20-42°C), allowing you to dial in the perfect temperature for any plant species. Each 10″ x 20.75″ mat is perfectly sized to accommodate a standard 1020 seed tray, making it an essential piece of VIVOSUN propagation equipment. For larger projects, consider the 48" heat mat combo.

Engineered for safety and durability, this combo is MET-certified and features a waterproof construction with a fortified connection between the mat and power cord. The intuitive 3-button controller makes setup effortless, ensuring you can create a professional-grade propagation environment in minutes. It's a key component for any successful complete grow tent kit.

What's Included

2 x 10″ x 20.75″ Seedling Heat Mats
2 x Digital Thermostats with Sensor Probes

Features

🌱

Optimal Germination

Maintains the ideal soil temperature range of 68-86°F for faster, more successful seedling growth.

🌡️

Precise Temperature Control

Digital thermostat with sensor probe allows you to set and monitor temperatures from 68-108°F.

🛡️

Durable & Safe

MET-certified with a waterproof design and reinforced connections for reliable, long-lasting performance.

👍

Simple Operation

Features an intuitive 3-button interface with Fahrenheit and Celsius display options for easy setup.

✅

Standard Tray Fit

Perfectly sized at 10″ x 20.75″ to accommodate a standard 1020 seedling tray.

VIVOSUN Heat Mat and Digital Thermostat Combo Specifications

Specification	Value
Heat Mat Dimensions	10″ x 20.75″
Heat Mat Temperature Range	68-86°F (20-30°C)
Thermostat Control Range	68-108°F (20-42°C)
Safety Certification	MET Standard
Construction	Waterproof, Ultra-Durable
Controller Operation	3-Button Setup
Display Options	Fahrenheit/Celsius
Compatibility	North American Outlets
Included Components	Heat Mat, Digital Thermostat, Sensor Probe

Support & Manuals

📄VIVOSUN Seedling Heat Mat MET Standard Manual 📄VIVOSUN Seedling Heat Mat Thermostat Manual

Warranty

This VIVOSUN combo set includes a comprehensive 1-year warranty covering both the heat mat and digital thermostat components for complete peace of mind and reliable performance guarantee.

FAQs

What is the ideal temperature range for seed germination?+

Most seeds germinate best in a soil temperature range of 68-86°F (20-30°C). This VIVOSUN heat mat is specifically designed to maintain this optimal range, promoting faster and more consistent sprouting.

Can I use this heat mat without the thermostat?+

While the heat mat can be used alone, it will run at a constant temperature. Using the included digital thermostat is highly recommended for precise control, allowing you to set the exact temperature your specific plants need and preventing any risk of overheating the root zone. You can also purchase a standalone VIVOSUN thermostat if needed.

Is the heat mat waterproof?+

Yes, the heat mat features a durable, waterproof construction that makes it safe to use in damp environments like greenhouses and grow tents. It also allows for easy cleaning after use.

How many seed trays can fit on one mat?+

Each 10″ x 20.75″ mat is perfectly sized to fit one standard 1020 seed starting tray, which is the most common size used by gardeners and commercial growers.

How does this integrate into a larger grow setup?+

This heat mat combo is a foundational tool for any indoor garden. It's an ideal starting point before moving your seedlings into a larger environment, such as a VIVOSUN smart grow tent kit, where you can control lighting, airflow, and humidity for the rest of the plant's life cycle.

Where can I learn more about setting up my propagation station?+

For a comprehensive overview of creating the perfect environment for your plants from start to finish, check out our complete grow room setup guide. It covers everything from propagation to harvest.

Shipping & Returns

Order Processing & Shipping

We currently ship within the United States only. No international shipping is available at this time.

Order Processing:

Most orders are processed within 24-48 hours after being placed.

Some products may have extended processing times of 7-14 business days or more, which will be clearly indicated on the product page. If your order includes such items, you will receive an email from our team or be contacted directly to confirm the estimated shipping timeframe.

Shipping Times:

We partner with reliable national carriers to deliver your orders. While specific delivery times can vary, here's a general timeframe for each carrier:

USPS: Typically delivers between 9:00 AM and 5:00 PM, Monday through Saturday.
FedEx: Typically delivers between 8:00 AM and 8:00 PM, Monday through Friday, with some Saturday deliveries.
UPS: Typically delivers between 9:00 AM and 7:00 PM, Monday through Friday, with some Saturday deliveries.

Note:

These are estimated delivery hours and may vary depending on your location and specific delivery circumstances.
For the most accurate delivery information, please refer to the tracking details provided once your order has shipped.

Free Shipping

Free shipping on qualified items to the lower 48 states. Some that are not eligible are stated on their respective product information page. Learn more

Refunds & Returns

Cancellations are accepted within 24 hours of placing an order.
Returns are subject to each manufacturer's return policy. Please look into the return policy of the brand prior to ordering. Learn more

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VIVOSUN 10″ x 20.75″ Seedling Heat Mat Digital Thermostat Combo - 2 Pack

VIVOSUN 10″ x 20.75″ Seedling Heat Mat Digital Thermostat Combo - 2 Pack

What's Included

Features

Optimal Germination

Precise Temperature Control

Durable & Safe

Simple Operation

Standard Tray Fit

VIVOSUN Heat Mat and Digital Thermostat Combo Specifications

Support & Manuals

Warranty

FAQs

Shipping & Returns

Customer Reviews

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