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Electronic Control & Automation
Computer Controlled Relay Boards	Fluid Level Sensor Boards
Isolated IO Boards	Lighting Controller Boards
Remote Control Relay Boards - Infrared	Remote Control Relay Boards - UHF
Sequential Controller Relay Modules	Sound Activated Switches
Telephone Activated Relay Boards	Thermostatic Relay Switches
Touch Activated Relay Switches	UHF Transmitter/Receiver Modules
Voltage Monitoring

BCD Controlled Relay Boards
BCD Command Relay Board Module (4-Channel)	BCD Command Relay Board Module (8-Channel)
Computer Controlled Relay Boards
8-Channel PC Controlled Relay Board	8-Channel PC Controlled Relay Board WITH BOX	Serial Port Isolated Input/Output Relay Controller
Fluid Level Sensor Boards
Liquid Level Sensor / Rain Alarm	Liquid Level Detector Module	Fluid Level Controller
Isolated IO Boards
Relay Board Module (1-Channel Isolated IO)	Relay Board Module (2-Channel Isolated IO)	Relay Board Module (4-Channel Isolated IO)
Relay Board Module (8-Channel Isolated IO)	Mosfet Board Module (4-Channel Isolated IO)	Mosfet Board Module (8-Channel Isolated IO)
Triac Board Module (4-Channel Isolated IO)	Triac Board Module (8-Channel Isolated IO)
Lighting Controller Boards
230Vac Light Dimmer Board (250W)	230Vac Light Dimmer Board (500W)	230Vac Light Dimmer Board (1000W)
230Vac Light Dimmer Board (2000W)	230Vac Light Dimmer Board (4000W)	DC Controlled Dimmer Kit (750W)
Automatic Mains Light Dimmer (230Vac/150W)	Automatic Dusk/Dawn Lighting Controller (230Vac, 750W)	Automatic Mains Light Dimmer (230Vac/2KW)
Emergency Lighting Controller & Trickle Charger	Power Flasher (12Vdc)
Remote Control Relay Boards - Infrared
IR Remote Control Toggle Switch	12-Channel Infrared Relay Board	Infrared Security Beam
14-Ch IR Remote Control and Decoder IC Pack	2-Channel IR Remote Receiver
Remote Control Boards - UHF
1-Channel RF Remote Control Modules Range	2-Channel Rolling Code UHF Remote Control (with Reset)	2-Channel RF Remote Control Modules Range
2-Channel RF Remote Receiver With Random Code Kit	2-Channel RF Code-Lock Remote Transmitter Kit	2-Channel RF Remote Control Set
4-channel Rolling Code UHF Remote Control (with Reset)	4 & 8-Channel RF Remote Control Modules Range	10-channel Rolling Code UHF Remote Control
Single & Two-Channel Tx and Rx sets (precoded with transistor or relay output)	Two-Channel Rolling Code Tx and Rx with Relay Outputs	"Self Learn" Transmitter, Receiver & Repeater Modules
RF Remote Control Mains Switch Set (5 Piece)	RF Remote Control Switch Set (3 Piece)
Sequential Controller Relay Modules
4 Channel Sequential Controller Relay Module	8 Channel Sequential Controller Relay Module	16 Channel Sequential Controller Relay Module
Sound Activated Switches
Sound Activated Relay Switch (Non-Latching)	Sound Activated Relay Switch (Latching)	Audio Signal Controlled Relay Switch Module
Vox Controlled Relay Switch Module with Microphone	Clap On/Off Switch	Tape Recorder Vox Switch
Telephone Activated Relay Boards
3-Channel Telephone Activated Relay Switcher	4-Channel DTMF Telephone Activated Relay Switcher	8-Channel Telephone Activated Relay Board
Remote Control Via GSM Mobile Phone	Telephone Ringer Relay Switch	Dual Telephone Lines Priority Switch
Thermostatic Relay Board Switches
12Vdc Electronic Thermostat Switch (+5°C to +30°C)	12Vdc Electronic Thermostat Switch (+10°C to +70°C)	12Vdc Thermostatic Relay Switch Module (-10 to +60ºC)
230Vac Electronic Thermostat Switch (-45°C to +145°C)	230Vac Thermostatic Relay Switch Module (-10 to +60ºC)
Touch Activated Relay Switches
Touch / Contact Relay Switch	Touch Activated Relay Switch
UHF Transmitter/Receiver Modules
Single & Two-Channel Tx and Rx sets (precoded with transistor or relay output)	Two-Channel Rolling Code Tx and Rx with Relay Outputs	"Self Learn" Transmitter, Receiver & Repeater Modules
RF Remote Control Modules (1 & 2 Channel)	2-Button 434MHz Rolling-Code Tx/Rx Modules	4-Button 434MHz Rolling Code Tx/Rx Modules
PA-4 Series Local Paging Systems
Voltage Monitoring
Voltage Decrease Detection Module (7-18Vdc)	Voltage Decrease Detection Module (18-28Vdc)	Voltage Increase Detection Module (9-16Vdc)
Voltage Increase Detection Module (18-28Vdc)
See Also
Motor Controllers & Drivers

Kit (KT) or Assembled (AS)? - Projects with Order Codes ending KT are supplied in kit form and require soldering. Products with Order Codes starting AS are supplied ready assembled, tested and ready for use. Most of the pictures on our website show products assembled - more.
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The UKs number 1 electronic kits & projects specialist

Quasar Electronics Ltd ¦ PO Box 6935 ¦ Bishops Stortford ¦ CM23 4WP ¦ UK | TEL: 08717 177 168 | FAX: 07092 203 496 |

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Order before 2pm for same working day despatch (subject to availability - most items are available from stock)

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Electronic Control & Automation

Emergency Lighting Controller & Trickle Charger

See Also

The UKs number 1 electronic kits & projects specialist

Quasar Electronics Ltd ¦ PO Box 6935 ¦ Bishops Stortford ¦ CM23 4WP ¦ UK | TEL: 08717 177 168 | FAX: 07092 203 496 |

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Order before 2pm for same working day despatch
(subject to availability - most items are available from stock)

Electronic Kits, Projects & Hardware Superstore