FHL series electric heating thermostats for electric heating systems

FHL Series Electric Heating Thermostats

From basic rotary dial to smart WiFi touchscreen and GFCI safety models – a complete electric heating thermostat portfolio for residential and light commercial projects.

Selection Guide

Core Capability Comparison Across Three Scenarios
Five core dimensions compared across three major European project scenarios.
Three European project scenarios selection guide for electric heating thermostats
Dimension Retrofit & Modernization Architectural Integration Commercial & Hospitality
Primary Objective Zero‑disruption, low‑cost retrofit Visual unity, design integration Energy scheduling, lower operating costs
Key Constraint No rewiring possible Match interior design aesthetics Minimize manual intervention
Core Capabilities Required Wireless RF / FP wired Gang‑frame compatibility / Touch & smart controls 7‑day programming / Centralized monitoring / GFCI
Safety & Compliance Base entry (CE/UKCA/ErP Lot20) CE/UKCA/ErP Lot20 GFCI / Dual‑relay / EN12098‑3
Wiring Requirements Wireless RF (no cable) / FP wired (existing conductors) Standard wiring or FP wired Standard wiring

Pro Tip from SASWELL HVAC Engineers

Building fabric is the primary variable in European HVAC projects: heritage buildings – no wall damage; older apartments – no neutral, no rewiring; new builds – design integration; hospitality – vacancy-driven waste.
Compatibility – Common Electric Heater Types
FHL Series Electric Heating Thermostats are compatible with floor heating and radiator systems, as well as the following common electric heating appliances:
Room / Space Heaters – For bedrooms, living rooms, and offices
Baseboard Heaters – For line-voltage electric baseboard heating systems, common in North American residential projects
Wall-Mounted Heaters – Fanforced or radiant types, supporting zone control
Portable Heaters – Knob or button operation, suitable for rental properties and budget projects
Oil-Filled Radiators – Mechanical or programmable control, balancing energy efficiency with basic budget requirements
Radiant system control for heating only or heating and cooling switching
英雄卡单列居中样式

System Solutions

Connectivity & Integration

Supports Tuya, Alexa/Google Voice, local API, and Modbus – adapting to different integration needs.

Tuya Smart / Smart Life
Deep support for Tuya and Smart Life platforms – remote access, scheduling, and real‑time monitoring.

Amazon Alexa & Google Home
Compatible with mainstream voice assistants – hands‑free temperature adjustment.

Local API & Modbus
Local API and Modbus interfaces for third‑party HEMS integration – real‑time energy monitoring and grid response.
Learn more about CEE subsidy compliance in France →

Integration architecture for heat pump, floor heating, capillary and building systems

Global Market Readiness

Pre‑certified for major regional regulatory frameworks – reducing market access costs for contractors.
Europe (CE / ErP Lot20 / EN12098‑3)
Full series complies with CE safety and ErP Lot20 energy efficiency directives. Key models meet EN12098‑3.
France (CEE Subsidy)
Selected models qualify for French CEE energy subsidies.
North America (ETL / GFCI)
UL standard compliant with built‑in Class A 5mA GFCI protection – passing rigorous inspections.
Global compliance certifications including CE, UKCA, FCC, RoHS and REACH for hydronic thermostats
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