Low Cost Relay Controllers

Displaying 1 - 50 of 119 Products in this Category.
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R120HP
  • 1 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$19.00/ea
R220HP
  • 2 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$24.00/ea
R120HPRS
  • 1 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$29.00/ea
R220HPRS
  • 2 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$34.00/ea
ZR220HP
  • 2 Relays
  • 20 Amp SPDT
  • 802.15.4 Communication
  • Range: 300 ft. to 1 mi.
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$58.00/ea
ZR220HP_ZBMESH
  • 2 Relays
  • 20 Amp SPDT
  • ZigBee Communication
  • Range: 300 ft. to 1 mi.
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$58.00/ea
R110
  • 1 Relays
  • 10 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$54.00/ea
R110RS
  • 1 Relays
  • 10 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$69.00/ea
R120
  • 1 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$59.00/ea
R120RS
  • 1 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$69.00/ea
R130
  • 1 Relays
  • 30 Amp SPST
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$69.00/ea
R130RS
  • 1 Relays
  • 30 Amp SPST
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$79.00/ea
R15
  • 1 Relays
  • 5 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$44.00/ea
R15RS
  • 1 Relays
  • 5 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$59.00/ea
R210
  • 2 Relays
  • 10 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$69.00/ea
R210RS
  • 2 Relays
  • 10 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$79.00/ea
R21DPDT
  • 2 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$59.00/ea
R21DPDTCN
  • 2 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$69.00/ea
R21DPDTCNRS
  • 2 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$79.00/ea
R220
  • 2 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$79.00/ea
R220RS
  • 2 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$89.00/ea
R230
  • 2 Relays
  • 30 Amp SPST
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$89.00/ea
R230RS
  • 2 Relays
  • 30 Amp SPST
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$99.00/ea
R23DPDT
  • 2 Relays
  • 3 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$64.00/ea
R23DPDTCN
  • 2 Relays
  • 3 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$74.00/ea
R23DPDTCNRS
  • 2 Relays
  • 3 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$84.00/ea
R25
  • 2 Relays
  • 5 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$59.00/ea
R25DPDT
  • 2 Relays
  • 5 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$69.00/ea
R25DPDTCN
  • 2 Relays
  • 5 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$79.00/ea
R25DPDTCNRS
  • 2 Relays
  • 5 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$89.00/ea
R25RS
  • 2 Relays
  • 5 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$69.00/ea
SSR2x
  • 2 Relays
  • Optional Amp Solid-State
  • Serial Communication
  • Ideal Use: SS Switching
  • Economy Series
  • Learn More
$59.00/ea
SSR2xRS
  • 2 Relays
  • Optional Amp Solid-State
  • Serial Communication
  • Ideal Use: SS Switching
  • Economy Series
  • Learn More
$69.00/ea
R410PRO
  • 4 Relays
  • 10 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$109.00/ea
R41DPDT
  • 4 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$89.00/ea
R41DPDTCN
  • 4 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$99.00/ea
R41DPDTCNRS
  • 4 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$109.00/ea
R420
  • 4 Relays
  • 20 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$149.00/ea
R430
  • 4 Relays
  • 30 Amp SPST
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$169.00/ea
R43DPDT
  • 4 Relays
  • 3 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$99.00/ea
R43DPDTCN
  • 4 Relays
  • 3 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$109.00/ea
R43DPDTCNRS
  • 4 Relays
  • 3 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$119.00/ea
R45DPDT
  • 4 Relays
  • 5 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$109.00/ea
R45DPDTCN
  • 4 Relays
  • 5 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$119.00/ea
R45DPDTCNRS
  • 4 Relays
  • 5 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$129.00/ea
R45PRO
  • 4 Relays
  • 5 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$99.00/ea
R810PRO
  • 8 Relays
  • 10 Amp SPDT
  • Serial Communication
  • Ideal Use: Power Switching
  • Economy Series
  • Learn More
$159.00/ea
R81DPDT
  • 8 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$119.00/ea
R81DPDTCN
  • 8 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$139.00/ea
R81DPDTCNRS
  • 8 Relays
  • 1 Amp DPDT
  • Serial Communication
  • Ideal Use: Signal Switching
  • Economy Series
  • Learn More
$149.00/ea
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