Standard 3-Contactor UL Panel
Unlock your greenhouse’s potential with Link4’s UL508A-certified Contactor Panels. Pre-mounted with Pearl environmental controller and one 8 Relay Output Module, they streamline setup by eliminating the need for extra enclosures.
Key Benefits:
Enjoy seamless integration with the Pearl controller, relay module, and contactors for full automation.
Easily accommodate single-phase and 3-phase motors with high-amperage contactors.
Stay connected with remote access and alerts via Link4 Cloud (subscription required).
Trust UL508A certification for secure high-voltage installations.
Protect your investment with a durable NEMA 4 enclosure for wet conditions.
$3,494.00
Shipping calculcated at Checkout | *17% surcharge calculated on all hard goods.
Learn About the 3-Contactor Panel
- Controller: Pearl advanced environmental controller
- Outputs: 1 8-relay output module
- Contactors: 3
- Sensors: Integrated temperature & humidity sensor (I2C version)
- Connectivity: Ethernet for Link4 Cloud remote access & alarms
- Enclosure: White metallic NEMA 4 for wet/humid installations
- Certification: UL508A- approved for safe, high-voltage operation
1. Does the panel provide thermal overload protection?
2. Can I monitor and control it remotely?
Yes! The Ethernet connection enables Link4 Cloud support for remote monitoring & alerts (subscription required).
3. Is it built for harsh environments?
4. What are the optional components in this panel?
load center, cooling fans, integrated greenhouse controllers, integrated motor controls, and hands-off auto (HOA) switches.
5. How many devices can I control with the built-in relay outputs?
It includes 8 relay outputs, giving flexibility to control fans, pumps, lights, or other devices.
6. What happens if the Link4 Cloud subscription lapses will local automation still function?
Yes, the panel will still run all programmed local automation, but you’ll lose remote access, alerts, and cloud-based features.
7. Can the panel integrate with third-party sensors or only with Link4 devices?
It primarily supports Link4 sensors for seamless integration, but many third-party devices can work if they meet input/output compatibility.
Link4 Cloud for Web, Android, and iOS
The Link4 Cloud is the latest innovation in our cloud technology, supporting the new Pearl controller.
Monitor and set your controllers from anywhere. Create reports, view graphs, and collect data. Log notes using the Grow Journal. Do all of this and more using the intuitive user interface.
