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Compact  ATR Acrylic Cover
TD-032-000

This is an acrylic cover that mounts on top of the compact ATR aluminum base.

$28.95
Built to Order
1-3 days
BattleSwitch Radio Controlled 10A Relay
TE-094-000

BattleSwitch is a relay switch that you toggle via hobby radio control gear. You can use BattleSwitch to quickly and easily control glow plugs, BattleBot weaponry and more. Made by Dimension Engineering.

$24.99
25 Ready to Ship!
SDR Temperature and Humidity Sensors
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Electrical & Controls  >  Sensors  >  Temperature and Humidity Sensors

Temperature and Humidity Sensors

Want to see if your electronics compartment is too humid? Use a Humidity sensor to measure the humidity. Need to measure the temperature with your microcontroller? Use one of our temperature sensors.


The answers to the most common questions we get can be found on our support pages. Visit our Sensor Support page for more information about the types of sensors we carry and the differences between them.


Looking for some sample code? Please visit us on GitHub.


Can't quite what you're looking for on our support pages? Have specific questions about your project? Stop by and visit our forums.

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MLX90614ESF-AAA Infrared Temperature Sensor
The Melexis MLX90614ESF-AAA is a high-accuracy, high resolution, non-contact thermometer with a 90-degree field of view. It has a measurement resolution of 0.02°C and is factory calibrated for a wide -70 to 380°C object temperature range.
TS-057-000
$19.95
20 Ready to Ship!
Humidity Sensor Carrier HIH-4030
This is a carrier board for the HIH-4030 relative humidity (%RH) sensor from Honeywell outputs an analog voltage that varies nearly linearly with humidity.
TS-051-000
$16.95
6 Ready to Ship!
These sensors measure the humidity of the air and can measure the temperature.  Great features for your microcontroller project.
Custom Robot Request

We specialize in designing and fabricating custom robots and other electro-mechanical devices.

You can also get a quote for custom mechanical, software, and electronics engineering services. We can also do your custom CNC work, general fabrication, and welding.

1-919-557-9162

Need an easier way to pay? PayPal now offers easier payment methods!

New Tactical Robot Website!

Looking for our Tactical Robots? We've created a new, dedicated website to better serve our customers. Please click the image below to visit the new SDRTactical.com!

New Items
ATR Rigid Bumper Assembly
TD-133-000

This is a rigid bumper that will mount on the front or back of most of our All Terrain Wheeled Robots. The bumper is made of bent aluminum providing a very rigid and sturdy bumper that protects the robot from driving up obstacles.

$74.00
Built to Order
2-6 Days
Hall Effect Analog 3-Axis Joystick
TE-214-003

This a high quality 3 axis Hall Effect Joystick with a rubber boot. Spring return to center. Two joysticks move in the X and Y direction. The 3rd axis is a twist knob with a spring return.

$109.99
10 Ready to Ship!
2 inch Wide Molded Track Set
TD-135-002

This is a pair of All Terrain reinforced 2 inch wide tracks for UGVs. They have a mesh reinforcement, molded rubber with no splice. Different lengths can be ordered. This is the same set of treads we use on the MLT treaded robot.

$92.00
18 Ready to Ship!
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