Honeywell Home TH401/U Line Volt Manual TRIAC Electric Heat T-Stat, Non-Programmable Temperature Control Stylish

Reliable, low-maintenance control for line-voltage electric heating — the Honeywell Home TH401/U is a manual TRIAC thermostat designed for installers and facility managers who need dependable performance without programming complexity. As part of our Smart Thermostats category, this non-programmable temperature control delivers smooth TRIAC switching to reduce mechanical wear and provide consistent comfort for electric baseboard and convector systems. The battery-free design eliminates routine battery changes, lowering service time and cost, while the backlit display and on-screen heating power indicator make monitoring load and system status straightforward in dimly lit mechanical rooms. Min and Max temperature locks protect occupants and help meet site safety or compliance requirements. At a compact 1.2" x 1.2" x 5" and finished in neutral white, the TH401/U installs cleanly for new builds or retrofits and pairs easily with building monitoring, HVAC monitoring, and security oversight systems for centralized surveillance and operational visibility. Backed by a 3-year limited warranty, this Honeywell Home thermostat is a practical choice for contractors, property managers, and integrators looking for robust electric heat control. Add the TH401/U to your next installation for dependable temperature management and simplified monitoring.

• Precise, maintenance-free electric heat control using TRIAC switching for smooth, reliable cycling
• Battery-free design reduces service calls and lowers lifetime maintenance costs
• Backlit display and on-screen heating power indicator for clear status and load monitoring
• Min/Max temperature locks help maintain safety and compliance in multi-tenant or commercial installs
• Compact, low-profile white design fits standard line-voltage installations and retrofits easily
• 3-year limited warranty for long-term confidence in commercial and residential applications