New Products!
Web Power Switch
DIN IP/Web Relays
Open Source PLC
Ethernet Power Controller
High Current DC Switch
IoT Relay
About our firm

Remote Reboot and Power Control

DLI is the leading U.S. manufacturer of smart power switches.  Over 300,000 of our products are in use today.  
Call today for overnight shipping and a risk-free trial.

DIN Relay IV

Internal web server, AutoPing reboot, eight SPDT relays, clock calendar, LCD, keypad, WiFi and Wired Ethernet. Alexa aware. Runs out-of-the box, or program it for custom applications.

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Open Source PLC with WiFi

A powerful controller that does exactly what you want.
Runs Arduino or GNU. Reliable and durable.
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Redundant Datacenter Power Switch - $295!

Secure remote access for mission-critical equipment. 
Reliable automatic reboot. Very secure.
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80-240V Universal Smart PDU - From $169!

Uses C13/C14 connectors, operates on any input voltage. 
Highly power efficient.
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DC Telecom Power Switch - From $395!

Rugged dual-bus 8-channel 12-72 VDC switching. 100 amps.
Ideal for telecom.
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Smart Failover Switch

Adds redundant power to single-cord devices.  Improves reliability.  Eliminates UPS and brown-out problems.
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Serial Data Switch - From $99!

20 port serial switch eliminates multi-port serial cards, saves cabling and reduces expense.
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Web Power Switch

#1 best selling web power switch.  Reliable, very cost-effective web control for home and commercial use. Includes AutoPing, clock-calendar, scheduling.  Fully programmable, yet easy-to-use.
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Built to 0rder - USB Fabric Switches - From $195!

Power up to 20 USB devices simultaneously. Switch devices under program control. OEMs only.
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