OEM/ODM Boiler & Hot Water Dual Zone Receivers

E-TOP Controls manufactures high-performance dual-channel RF receivers designed to manage both central heating and domestic hot water (DHW) from a single unit. Partner with a reliable HVAC Controls Manufacturer to provide seamless wireless boiler relay solutions for your B2B market.

• Dual-Channel Control (Heating + DHW): Independently controls space heating and hot water cylinders. Perfectly pairs with our dual-zone wireless thermostats (such as the WT-20 series) for complete home climate management.
• Stable RF Communication: Utilizes reliable 868MHz/433MHz wireless frequencies to ensure a strong, interference-free connection between the room thermostat and the boiler relay, eliminating complex wiring.
• Custom OEM/ODM Manufacturing: Designed for quick surface-mount installation with clear LED status indicators. We offer custom relay capacities, tailored firmware, and full white-label branding for HVAC distributors.