Universal Greenhouse Hygrometer/Thermometer for Ecosphere
Universal Greenhouse Hygrometer/Thermometer for Ecosphere is backordered and will ship as soon as it is back in stock.
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Description
Description
The Universal Greenhouse Hygrometer/Thermometer gives you real-time humidity and temperature readings in any greenhouse, grow tent, or Ecosphere-style setup. A pressure-fit backing and twist-lock housing let you mount it through almost any panel — just trace the backing, cut a hole, and twist the housing until it locks tight.
Its bright, easy-to-read LCD display keeps temperature and humidity data in view at all times, helping you dial in ideal growing conditions with minimal hassle. It's also a common upgrade for monotub setups, including Grower's Select, Microppose, and Max Yield Bin builds.
- MountTwist-Lock
- RH Accuracy±2%
- Temp Range-58° to 158°F
- Humidity Range10–99%
- Size1.77″ / 0.6oz
Why Growers Choose This
- Mounts almost anywhere — custom-designed to fit securely on any greenhouse or Ecosphere grow setup
- Easy installation — trace the backing, cut a hole, and twist and lock the housing in place
- Clear readout — bright, easy-to-read LCD screen for quick updates at a glance
- Comprehensive tracking — -58°F to 158°F temperature range and 10%–99% humidity range
- High accuracy — ±2% humidity measurement accuracy with a 5-second sampling period
- Compact and lightweight — 1.77″ external dimension, just 0.6oz (18g) with battery included
- Battery-powered — LR44 button cell battery included for low-maintenance operation
What's Included
- 1× Universal Greenhouse Hygrometer/Thermometer with twist-lock housing
- 1× LR44 button cell battery (included)
Specifications
| Specification | Detail |
|---|---|
| Temperature Range | -58°F to 158°F |
| Humidity Range | 10%–99% RH |
| Accuracy | ±2% relative humidity |
| Sampling Period | 5 seconds |
| Power | LR44 button cell battery (included) |
| Size / Weight | 1.77″ external dimension / 0.6oz (18g) with battery |
| Mounting | Pressure-fit backing, twist-lock housing through a cut panel hole |
How It's Used
- Trace the backing onto your greenhouse, grow tent, or Ecosphere panel.
- Cut a hole along the traced outline.
- Insert the housing through the hole and twist until it locks tight against the panel.
- Read live temperature and humidity on the LCD display and adjust ventilation or misting as needed.
Frequently Asked Questions
How do I install this?
Trace the backing onto your panel, cut a hole along the outline, then insert the housing and twist it until it locks tight. No tools beyond a cutting implement are required.
Will this work with my Ecosphere setup?
Yes, it's custom-designed to mount securely on Ecosphere and similar greenhouse setups, and is commonly used as a replacement part.
Does it come with a battery?
Yes, it ships with an LR44 button cell battery included, ready to use.
Can I use this on a monotub instead of a greenhouse panel?
Yes, growers commonly install it on monotub setups as well, including Grower's Select, Microppose, and Max Yield Bin builds, provided there's a panel surface to mount the twist-lock housing through.
How is this different from your monotub hygrometer or mini hygrometer/thermometer?
This gauge mounts through a cut panel hole with a pressure-fit backing and twist-lock housing, making it best suited to greenhouse and Ecosphere-style panels. Our Custom Monotub Hygrometer/Thermometer is instead a push-in design made for monotub side holes, and our Mini Digital Hygrometer/Thermometer is a no-probe unit that clips to the side of any container.


