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#25 Connecting Link for Standard ANSI Roller Chain
TD-102-025

This connecting link is to be used with ANSI #25 Single Strand Roller Chain.

$1.40
Special Order
2-4 days
IR Scanner - Sharp GP2D12
TS-011-000

This is the Sharp GP2D12 IR detector with 3 wires that plug into the detector. The IR detector can detect from 4 inches to 30 inches

$14.85
2 Ready to Ship!
SuperDroid Robots - Switches and Relays
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Electrical & Controls  >  Discrete Components   >  Switches and Relays

Switches and Relays

Switches, relays and fuses for helping you build your own robot. Including auto resetting circuit breakers.


The answers to the most common questions we get can be found on our support pages.

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IO 24 ULN2803 Switch Board
The I/O 24 ULN2803 Switch Board is a very useful accessory board that allows much higher voltage and current devices to be interfaced to the low level logic provided by the Elexol I/O 24 modules. Made by Elexol.
TE-101-000
$28.95
1 Ready to Ship!
BattleSwitch Radio Controlled 10A Relay
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.
TE-094-000
$24.99
64 Ready to Ship!
4PST Switch Toggle  25A
This is a Four Pole Single Throw (4PST) Power switch. The contacts are rated at 25Amps.
TE-083-000
$15.40
6 Ready to Ship!
DPDT and SPDT Relay with TTL Driver
This is a Relay circuit driven by TTL singles. A DPDT and SPDT relay are connected to allow you to drive a load in forward/off/reverse.
TE-010-502
$24.90
17 Ready to Ship!
Tamiya 6P DPDT Toggle Switch - Self-Neutral Function
Similar to the 6P Toggle Switch (TAM-042-000) but with a self-centering function that causes the control to go back to center when released. Handles up to 5A.
TAM-043-000
$4.70
45 Ready to Ship!
Tamiya 6P DPDT Toggle Switch - On/off/on
Set this Tamiya 2 pole on/off/on DPDT for a variety of functions. Handles up to 5A. Use with Tamiya Construction and Robotics projects
TAM-042-000
$4.70
32 Ready to Ship!
Tamiya 6P DPDT Slide Switch - 2pcs
This is a two-position switch 2 pole, on/off switch. Handles up to a 4A @ 6V. This switch works well in low power applications. Use in a variety of Tamiya Construction or Robotics projects.
TAM-041-000
$1.75
35 Ready to Ship!
I/O Switch and LED Board
The I/O Connector Board can be used to provide 8 switch/push buttons with LED indicators showing the status of the I/O pin. Made by Elexol.
TE-067-000
$38.50
5 Ready to Ship!
Momentary 5A SPDT Lever Micro Switch
Tamiya momentary SPDT Lever Switch. Works well as a bumper switch on you robot.
TAM-046-000
$2.50
60 Ready to Ship!
SPDT Switch
This is a Single Pole Double Throw two position switch.
TE-031-000
$1.99
37 Ready to Ship!
7 Chan High Cur TTL Driver with 1 Power 5V Relay
This is a High current driver that will take the 5V TTL signal from your Arduino, etc and drive a single relay. Six other channels are left open for other applications.
TE-010-105
$14.95
8 Ready to Ship!
7 Chan High Cur TTL Driver with 4 Power 12V Relays
This is a High current driver that will take the 5V TTL signal from your Arduino, etc and drive any all of the 4 relays. Three other channels are left open for other applications. It includes status LEDs for each input.
TE-010-412
$28.95
1 Ready to Ship!
7 Chan High Cur TTL Driver with 4 Power 5V Relays
This is a High current driver that will take the 5V TTL signal from your Arduino, etc and drive any all of the 4 relays. Three other channels are left open for other applications. It includes status LEDs for each input.
TE-010-405
$28.95
12 Ready to Ship!
7 Chan High Cur TTL Driver with 2 Power 5V Relays
This is a High current driver that will take the 5V TTL signal from your Arduino, etc and drive any all of the 2 relays. Five other channels are left open for other applications. It includes status LEDs for each input.
TE-010-205
$21.95
2 Ready to Ship!
Switches, relays and fuses for helping you build your own robot. Including auto resetting circuit breakers.
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

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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
HN07-N101 Servo Horn Set
TD-147-7N1

The ROBOTIS HN07-N101 Servo Horn is a servo horn set for the RX-24F, RX-28 and MX-28 Dynamixel servos. This is the new mounting pattern which is included with all N101 series Dynamixels. It comes with a thrust washer for added stability.

$8.90
8 Ready to Ship!
HN05-N101 Servo Horn Set
TD-147-5N1

The HN05-N101 Servo Horn Set is a replacement servo horn set for the RX-64 & EX-106+ Dynamixel servos, made by Robotis.

$10.90
5 Ready to Ship!
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