Hydrofarm

JUMP START MTMDA Jump Start Commercial Seedling Heat Mat Modular Add-on, 60" x 21", 140, 60x21, Black

Name: JUMP START MTMDA Jump Start Commercial Seedling Heat Mat Modular Add-on, 60" x 21", 140, 60x21, Black
Brand: Hydrofarm
SKU: B0055F3RAA
Price: 280.94 USD
Availability: InStock

$280.94 USD

Sale Sold out

Shipping calculated at checkout.

Overview

Color : Black
Brand : Hydrofarm
Material : Thermoplastic Elastomers
Product Care Instructions : Hand Wash Only
Product Dimensions : 21"W x 5"Th
Item Weight : 5.65 Pounds
Manufacturer : Hydrofarm
UPC : 638104010061
Global Trade Identification Number : 00638104010061

About this item

This is the add-on unit for the MTMDU Commercial Heat Mat, Available separately
Daisy chain up to 5 units (4 of these add-on units plus the the corded Commercial Mat MTMDU)
Supersized mat
Measures: 60" x 21", requires MTMDU to power up
Rugged and durable with waterproof connectors
UL Listed

View full details

Shared Experiences

⭐⭐⭐⭐⭐
“The tool set is high-quality and comfortable to use. I’ve been gardening every weekend, and these tools make it so much easier.”

— Rachel T., Portland, OR
⭐⭐⭐⭐⭐
“This plant stand is exactly what I needed. It keeps my pots organized and adds a stylish look to my balcony garden.”

— Michael K., Chicago, IL
⭐⭐⭐⭐⭐
“These garden string lights completely transformed my backyard. The warm glow makes every evening feel magical. Easy to set up and amazing quality!”

— Emily R., Austin, TX

Our Journey

View all

Tree Wound Sealer: Does Pruning Paste Actually ...

November 4, 2026
Most routine pruning cuts close through the tree's own protective growth, so wound sealer is usually reserved for specific locally advised situations.

Tree Wound Sealer: Does Pruning Paste Actually ...

November 4, 2026
Most routine pruning cuts close through the tree's own protective growth, so wound sealer is usually reserved for specific locally advised situations.
Loppers vs Pole Pruner: Reaching High Branches ...

November 3, 2026
Loppers offer close control on reachable branches, while a pole pruner adds ground-level reach for smaller overhead cuts that can be made safely.

Loppers vs Pole Pruner: Reaching High Branches ...

November 3, 2026
Loppers offer close control on reachable branches, while a pole pruner adds ground-level reach for smaller overhead cuts that can be made safely.
Burlap Shrub Wrap Spotlight: Winterizing Broadl...

November 2, 2026
A well-placed burlap barrier can shield exposed broadleaf evergreens from drying wind and winter sun without pressing fabric against their foliage.

Burlap Shrub Wrap Spotlight: Winterizing Broadl...

November 2, 2026
A well-placed burlap barrier can shield exposed broadleaf evergreens from drying wind and winter sun without pressing fabric against their foliage.

1 3

View all

Frequently Asked Questions

When will my order arrive?

Orders typically take 5–10 business days to arrive within the USA and 3–12 business days for international destinations. Please note that processing time (3–5 business days) is separate from shipping time. During holidays or promotional periods, both processing and shipping may take a bit longer. We appreciate your patience!

What is your refund policy?

We offer a 30-day return policy. Items must be unused, in their original condition and packaging, with proof of purchase. Please note that sale items, gift cards, perishable goods, custom items, and personal care products are not eligible for return. If you have any issues with your order (e.g. damaged or incorrect items), contact us right away so we can make it right.

How do I track my order?

Once your order has been processed and shipped, you will receive a shipping confirmation email with a tracking number and link. You can use this to monitor your shipment online.

Please note that tracking information may take 1–2 business days to update after dispatch.

Item added to your cart

JUMP START MTMDA Jump Start Commercial Seedling Heat Mat Modular Add-on, 60" x 21", 140, 60x21, Black