With our New Reactor Series Relay Controllers your application no longer has to be Computer Controlled.
No programming is required to configure the device using our free Configuration Utility. Simply set it up, install it, and leave it.
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4-Channel SPDT Relay Controllers

R45PRO
RS-232 4-Channel SPDT Relay Controller Board with 5 Amp Relays
$99.00
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R410PRO
RS-232 4-Channel SPDT Relay Controller Board with 10 Amp Relays
$109.00
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R45DPDT
Quad 5-Amp DPDT High-Current Signal Relay Controller Board
$109.00
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R420
Quad 20-Amp SPDT High-Power Relay Controller Board
$149.00
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XR45
Expansion Relay Controller Board with 4 5-Amp SPDT Relays
$89.00
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XR410
Expansion Relay Controller Board with 4 10-Amp SPDT Relays
$99.00
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XR45DPDT
4-Channel 5A DPDT Expansion Relay Controller
$109.00
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XR420HP
Low Cost 4-Channel 20A SPDT Expansion Relay Controller
$114.00
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XR420
4-Channel 20A SPDT Expansion Relay Controller
$139.00
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UADR45PROXR
USB Relay Controller 4-Channel 5 Amp SPDT + 8-Channel 8/10-Bit A/D
$146.00
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UADR410PROXR
USB Relay Controller 4-Channel 10 Amp SPDT + 8-Channel 8/10-Bit A/D
$156.00
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ZADR45PROXR
802.15.4 Wireless Relay Controller 4-Channel 5 Amp SPDT + 8-Channel 8/10-Bit A/D
$159.00
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ZADR410PROXR
802.15.4 Wireless Relay Controller 4-Channel 10 Amp SPDT + 8-Channel 8/10-Bit A/D
$169.00
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ADR45PROXR
RS-232 Relay Controller 4-Channel 5 Amp SPDT + 8-Channel 8/10-Bit A/D
$124.00
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ADR410PROXR
RS-232 Relay Controller 4-Channel 10 Amp SPDT + 8-Channel 8/10-Bit A/D
$134.00
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BTADR45PROXR
Bluetooth Wireless Relay Controller 4-Channel 5 Amp SPDT + 8-Channel 8/10-Bit A/D
$194.00
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BTADR410PROXR
Bluetooth Wireless Relay Controller 4-Channel 10 Amp SPDT + 8-Channel 8/10-Bit A/D
$204.00
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FOADR45PROXR
Fiber Optic Relay Controller 4-Channel 5 Amp SPDT + 8-Channel 8/10-Bit A/D
$184.00
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FOADR410PROXR
Fiber Optic Relay Controller 4-Channel 10 Amp SPDT + 8-Channel 8/10-Bit A/D
$194.00
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R45DPDTCNRS
4-Channel 5-Amp DPDT Relay Controller with RS-232 and Relay Interface
$129.00
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R45DPDTCN
4-Channel 5-Amp DPDT RS-232 Relay Controller with Relay Interface
$119.00
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ZADR410PROXR_ZBMESH
ZB ZigBee Relay Controller 4-Channel 10 Amp SPDT + 8-Channel 8/10-Bit A/D
$169.00
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ZADR45PROXR_ZBMESH
ZB ZigBee Relay Controller 4-Channel 5 Amp SPDT + 8-Channel 8/10-Bit A/D
$159.00
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NWADR45DPDTPROXR
WiFi 802.11b 4-Channel 5-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
$313.00
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NEADR45DPDTPROXR
Ethernet 4-Channel 5-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
$240.00
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NWUXPR45DPDTPROXR
WiFi 802.11b 4-Channel 5-Amp DPDT Relay Controller + UXP Expansion Port
$313.00
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NEUXPR45DPDTPROXR
Ethernet 4-Channel 5-Amp DPDT Relay Controller + UXP Expansion Port
$240.00
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NEUXPR45PROXR
Ethernet 4-Channel 5-Amp SPDT Relay Controller + UXP Expansion Port
$220.00
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NEUXPR410PROXR
Ethernet 4-Channel 10-Amp SPDT Relay Controller + UXP Expansion Port
$230.00
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NEADR45PROXR
Ethernet 4-Channel 5-Amp SPDT Relay Controller + 8-Channel 8/10-Bit A/D
$220.00
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NEADR410PROXR
Ethernet 4-Channel 10-Amp SPDT Relay Controller + 8-Channel 8/10-Bit A/D
$230.00
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NWADR45PROXR
WiFi 802.11b 4-Channel 5-Amp SPDT Relay Controller + 8-Channel 8/10-Bit A/D
$293.00
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NWADR410PROXR
WiFi 802.11b 4-Channel 10-Amp SPDT Relay Controller + 8-Channel 8/10-Bit A/D
$303.00
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NWUXPR410PROXR
WiFi 802.11b 4-Channel 10-Amp SPDT Relay Controller + UXP Universal Expansion Port
$303.00
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NWUXPR45PROXR
WiFi 802.11b 4-Channel 5-Amp SPDT Relay Controller + UXP Universal Expansion Port
$293.00
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