National Control Devices

National Control Devices, LLC

World's Largest Manufacturer of Computer Controlled Switching Devices Since 1995.
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Due to the US Labor Day holiday, there will be no shipments on Monday, September 6th. Our sales, customer service, and technical teams will not be available. Orders placed on Monday, September 6th, will be processed on Tuesday, September 7th. Please allow one additional day for delivery.

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4 Channel DPDT Relay

Low Cost 4 Relay DPDT Control Boards

Double Pole Double Throw Relay

A DPDT Double Pole Double Throw Relay has a single coil with two arms that move at the same time.  There are two completely separate SPDT switch mechanisms inside a DPDT relay switch.  A DPDT relay board is most commonly used for signal switching applications, but can be found in high power switching applications as well.

Low Cost Four Channel DPDT Configuration

The Four Channel DPDT Relay includes four DPDT relays with your choice of 1, 3 or 5 amp DPDT relays and are also available in remote wireless configurations.  For more detailed information and to order, please click on the links below.

4-Channel DPDT Relay Controller Boards

NEADR41DPDTPROXR
Ethernet 4-Channel 1-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
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$220.00
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NEADR43DPDTPROXR
Ethernet 4-Channel 3-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
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$230.00
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NEADR45DPDTPROXR
Ethernet 4-Channel 5-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
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$240.00
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NEUXPR41DPDTPROXR
Ethernet 4-Channel 1-Amp DPDT Relay Controller + UXP Expansion Port
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$220.00
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NEUXPR43DPDTPROXR
Ethernet 4-Channel 3-Amp DPDT Relay Controller + UXP Expansion Port
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$230.00
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NEUXPR45DPDTPROXR
Ethernet 4-Channel 5-Amp DPDT Relay Controller + UXP Expansion Port
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$240.00
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NWADR41DPDTPROXR
WiFi 802.11b 4-Channel 1-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
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$293.00
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NWADR43DPDTPROXR
WiFi 802.11b 4-Channel 3-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
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$303.00
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NWADR45DPDTPROXR
WiFi 802.11b 4-Channel 5-Amp DPDT Relay Controller + 8-Channel 8/10-Bit A/D
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$313.00
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NWUXPR41DPDTPROXR
WiFi 802.11b 4-Channel 1-Amp DPDT Relay Controller + UXP Expansion Port
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$293.00
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NWUXPR43DPDTPROXR
WiFi 802.11b 4-Channel 3-Amp DPDT Relay Controller + UXP Expansion Port
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$303.00
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NWUXPR45DPDTPROXR
WiFi 802.11b 4-Channel 5-Amp DPDT Relay Controller + UXP Expansion Port
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$313.00
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R41DPDT
Quad 1-Amp DPDT Small Signal Relay Controller Board
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$89.00
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R41DPDTCN
4-Channel 1-Amp DPDT RS-232 Relay Controller with Relay Interface
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$99.00
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R41DPDTCNRS
4-Channel 1-Amp DPDT Relay Controller with RS-232 and Relay Interface
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$109.00
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R43DPDT
Quad 3-Amp DPDT Signal Relay Controller Board
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$99.00
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R43DPDTCN
4-Channel 3-Amp DPDT RS-232 Relay Controller with Relay Interface
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$109.00
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R43DPDTCNRS
4-Channel 3-Amp DPDT Relay Controller with RS-232 and Relay Interface
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$119.00
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R45DPDT
Quad 5-Amp DPDT High-Current Signal Relay Controller Board
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$109.00
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R45DPDTCN
4-Channel 5-Amp DPDT RS-232 Relay Controller with Relay Interface
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$119.00
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R45DPDTCNRS
4-Channel 5-Amp DPDT Relay Controller with RS-232 and Relay Interface
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$129.00
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XR41DPDT
4-Channel 1A DPDT Expansion Relay Controller
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$89.00
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XR43DPDT
4-Channel 3A DPDT Expansion Relay Controller
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$99.00
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XR45DPDT
4-Channel 5A DPDT Expansion Relay Controller
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$109.00
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Customer Support
About National Control Devices
Tools and Resources
National Control Devices, LLC

PO Box 455 - Osceola - MO - 64776
Phone: 417.646.5644 - Fax: 866.562.0406
Open 9AM-4PM Central Standard Time
http://www.controlanything.com/