--- title: Basic Relay | Automation by Guardian description: Basic Relays link CO2 valves, fans, lights, etc. to Guardian™ to enable automated control in the AEtrium System. --- [![AessenseGrows Home](https://www.aessensegrows.com/hs-fs/hubfs/AEssense%20Grows%20Logo%20V00%20MIXED%202.png?width=320&name=AEssense%20Grows%20Logo%20V00%20MIXED%202.png "AessenseGrows Home")](https://www.aessensegrows.com) - Products - [Guardian Grow Manager Automation Software](https://www.aessensegrows.com/en/guardian-grow-manager-automation-software) - [AEtrium Aeroponics Product Catalog](https://www.aessensegrows.com/en/cultivation) - [AEtrium System Summary](https://www.aessensegrows.com/en/guardian-system) - [LED Lighting Products](https://www.aessensegrows.com/en/lighting/led/aerix) - [Consulting Services](https://www.aessensegrows.com/en/cultivation/design-build-test-train-transfer-services) - Resources - [Document Library](https://www.aessensegrows.com/en/resources/document-library) - [Expert Customer Video Tours](https://www.aessensegrows.com/en/resources/new-customer-video-tours) - 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[Press Releases](https://www.aessensegrows.com/en/press-room) - [AEssenseGrows in the News](https://www.aessensegrows.com/en/aessensegrows-in-the-news) - [Trademarks](https://www.aessensegrows.com/en/corporate/trademarks) - [Privacy](https://www.aessensegrows.com/en/corporate/privacy) - [Cookies](https://www.aessensegrows.com/en/corporate/cookies) - [Terms of Use](https://www.aessensegrows.com/en/corporate/terms) - [Careers](https://www.aessensegrows.com/en/corporate/careers) - [Contact Us](https://www.aessensegrows.com/en/contact-us-cultivation) # Basic Relay - Automation by Guardian ## Basic Relay The [Guardian™ Grow Manager](https://www.aessensegrows.com/en/guardian-grow-manager-automation-software) constantly senses, doses, tracks, and analyzes your entire grow operation to your specifications. The Basic Relay allows you to link third party devices such as fans, lights, valves or other actuators to Guardian™ for automated control.   Features: - Handles up to 2,500W power - 24 V DC communication line - Switches on/off the connected device on Guardian command - 85-265 V AC universal input   Included in box : - Basic Relay - Power cord - Mounting accessories - 24V communication cable (6' long)   Availability: - In stock   Variants: | Model nr. | Part nr. | Voltage | Socket | Plug type | Plug | Region | | --- | --- | --- | --- | --- | --- | --- | | BR-5 | 202-00001-01 | 120V | NEMA 5-15/20 | NEMA 5-15P | ![Plugs NEMA 5-15P.png](https://www.aessensegrows.com/hs-fs/hubfs/0003%20Tech%20Documentation/Network%20Components/Plugs%20NEMA%205-15P.png?width=37&name=Plugs%20NEMA%205-15P.png) | US & CA | | BR-6 | 202-00002-01 | 208V | NEMA 6-15/20 | NEMA 6-15P | ![Plugs NEMA 6-15P.png](https://www.aessensegrows.com/hs-fs/hubfs/0003%20Tech%20Documentation/Network%20Components/Plugs%20NEMA%206-15P.png?width=37&name=Plugs%20NEMA%206-15P.png) | US & CA | | BR-I | 202-00005-01 | 230V | Type I | Type I | ![Plugs Type I.png](https://www.aessensegrows.com/hs-fs/hubfs/0003%20Tech%20Documentation/Network%20Components/Plugs%20Type%20I.png?width=37&name=Plugs%20Type%20I.png) | CN | | BR-F | 202-00004-01 | 230V | Type F | CEE 7/7 | ![Plugs CEE 7-7.png](https://www.aessensegrows.com/hs-fs/hubfs/0003%20Tech%20Documentation/Network%20Components/Plugs%20CEE%207-7.png?width=37&name=Plugs%20CEE%207-7.png) | EU | | BR-J | 202-00003-01 | 230V | Type J | Type J | ![Plugs Type J.png](https://www.aessensegrows.com/hs-fs/hubfs/0003%20Tech%20Documentation/Network%20Components/Plugs%20Type%20J.png?width=37&name=Plugs%20Type%20J.png) | CH |   Additional accessories: | Part nr. | Description | | --- | --- | | 341-92052-01 | 26' long communication cable from AEtrium-4 Matriarch to Basic Relay |   Documents: [Basic Relay Datasheet](https://www.aessensegrows.com/hubfs/0003%20Tech%20Documentation/Network%20Components/Basic%20Relay%20Datasheet%20v1.2.pdf) ### Get Your Free Quote Here!   Explore the rest of the AEtrium Guardian System: [AEpic LED Grow Light Bars - Vegetative Growth and Flowering](https://www.aessensegrows.com/en/lighting/led/aepic) [AEpex LED Grow Light Panel - Vegetative Growth and Flowering](https://www.aessensegrows.com/en/lighting/led/aepex) [AEtrium System](https://www.aessensegrows.com/en/aetrium-system) [AEssenseGrows Fresh Produce (Fresh Vegetables & Leafy Greens)](https://www.aessensegrows.com/en/fresh) - [Guardian Grow Manager Automation Software](https://www.aessensegrows.com/en/guardian-grow-manager-automation-software) - [Fresh AEtrium SmartFarm 4-Layer Fully Automated Growth System](https://www.aessensegrows.com/en/fresh/aetrium-smartfarm) - [Fresh AEtrium-2 Vertical Stacked Growth Environment](https://www.aessensegrows.com/en/fresh/aetrium-2) - [Fresh AEtrum-4 Tall Plant Aeroponic Growth Environment](https://www.aessensegrows.com/en/fresh/aetrium-4) - [Fresh AEtrium SmartFarm Container](https://www.aessensegrows.com/en/fresh/aetrium-smartfarm-container) [AEssenseGrows Cultivation](https://www.aessensegrows.com/en/cultivation) - 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