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Dual HI / LO Switching Relay Board

Documentation in acrobat format (K156)

cps156.jpg
The kit is based around the ULN2003A IC, a 7-channel high voltage, high current relay driver. The inputs are TTL compatible so they can be connected to 5V. LO 0-0.8VDC. HI 2.4V - 12VDC. Operating voltage: 12V DC. The relay will be operated when either the LO input is low (0 – 0.8V) or the HI input is high (2.4V – 12V.). Two 12V relays, coil resistance 400 ohm are used. It is rated to switch 250VAC at 12A. However, because of the PCB track thickness and width we do not recommend using the relay to switch more than 5A. PCB size: 2 3/4"x1 3/4" (CPS156)
 
Quantity
Price
1 – 9$11.97
10 – 99$11.34
100 +$10.40

  (Kit - Basic Soldering Required)  
  CPS156  
  13  
 
 
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Relay Board for 5/10A Relay
 
Relay Board for 5/10A Relay(CPS43)
Quantity
Price
1 – 9$9.69
10 – 99$9.18
100 +$8.42

  (Kit - Basic Soldering Required)  
  CPS43  
  6  
 
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Relay Board for 2 x 1A Miniature Relays
 
Quite often the hobbyist needs to use a relay. For example the output of a PIR has output pads for the alarm signal which must be connected to a remote switching device. To fill needs like these we have two kits which are just a relay, PCB and terminal blocks for the input/output signals. There are many relay pin-outs & drive voltages to select from. We have standardized on two 12V relays from Goodsky Relay Board for 2 x 1A Miniature Relays(CPS45)
Quantity
Price
1 – 99$10.83
100 +$9.41

  (Kit - Basic Soldering Required)  
  CPS45  
  10  
 
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QUAD RELAY CARD
 
Connecting a number of relays to the outputs of an electronic network may seem very simple, but in reality it might possibly create some problems regarding the cabling. This kit provides an attractive and compact alternative. Moreover, it can be assembled and connected very rapidly.



Specifications

4 x 3A relay outputs
power supply: 9V DC / 300mA
pcb dimensions: 3.0" x 2.7"
(k2633)
Quantity
Price
1 – 9$15.99
10 – 99$14.85
100 +$14.36

  (Kit - Basic Soldering Required)  
  K2633  
  12  
 
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QUAD TRIAC SWITCH CARD
 
Relays are usually used to switch AC voltages by means of an electronic control because of their simplicity. However, when switching occurs too frequently or too quickly the life time of the contact points is shortened considerably. This can be solved perfectly by replacing the relays with a triac. Using optocouplers, the entire interface network remains electrically isolated from the voltage that has to be switched.
(K2634)
Quantity
Price
1 – 9$18.46
10 – 99$17.15
100 +$16.57

  (Kit - Basic Soldering Required)  
  K2634  
  8  
 
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