Bluelab Power Relay R4 (110 V Type A)

Let Your Controller Switch Pumps, Fans and Lights, Four 15 A Outlets

Controllers output low-voltage signals, so they need a relay to turn mains equipment on and off safely. The Power Relay R4 takes up to four 24 V DC control inputs and switches four individually controlled 110 VAC outputs. Use it with the Bluelab IntelliDose, IntelliClimate or Pro Controller Wi-Fi to run irrigation pumps, heaters, fans, lights and CO2 injectors.

This 110 V Type A version suits North American installations. It ships with a regional mains input cable, four output cables and a water cover.

Key Features & Benefits

• Four controlled outputs — 4x 110 VAC outputs, each rated 15 A.
• Low-voltage control — 4x control inputs up to 24 V DC.
• Broad compatibility — works with the IntelliDose, IntelliClimate and Pro Controller Wi-Fi.
• Install-ready — Type A mains plug and sockets, control input cable, water cover and mounting screws included.

Who Should Use the Power Relay R4

Growers using Bluelab or Intelli range controllers who need to switch mains-powered equipment. Use this 110 V Type A version in North America; 240 V versions are available for other regions.

About Bluelab Power Relay R4

The Power Relay R4 is Bluelab's mains switching box for its controllers. It operates from 0–50°C (keep out of direct sunlight) and carries a 2-year limited warranty.

Frequently Asked Questions

What can the Power Relay R4 switch?

It switches mains-powered equipment such as irrigation pumps, heaters, fans, lights and CO2 injectors. Each of the four outputs is controlled individually.

Which controllers is it compatible with?

Bluelab lists the IntelliDose Controller, IntelliClimate and Pro Controller Wi-Fi. Each output is triggered by a control input of up to 24 V DC.

What is the load rating?

This 110 V version provides four 110 VAC outputs rated at 15 A each. Keep connected loads within that rating.

Which version do I need?

Choose the version that matches your mains supply and plug type. This listing is the 110 V Type A (North America) cable pack; 240 V versions exist for the EU, UK and AU/NZ.