Schneider Electric (Barber Colman) TC-4111 Remote Bulb Thermostat
The Schneider Electric (Barber Colman) TC-4111 is a rugged, reliable remote bulb thermostat engineered for precise temperature sensing and control in commercial and industrial HVAC applications. With a wide setpoint adjustment range and durable copper sensing components, the TC-4111 delivers dependable performance in demanding environments where accurate temperature switching is critical.
Key Features
- SPDT (Single-Pole, Double-Throw) switching action for versatile control configurations
- Wide setpoint adjustment range: -40°F to 120°F (-40°C to 49°C)
- 6-foot copper capillary tube for flexible remote sensing installation
- 3/8″ x 4″ copper sensing bulb for accurate, responsive temperature measurement
- Adjustable differential: 3 to 16 degrees (factory set at 3 degrees)
- NEMA 1 enclosure rating for indoor, general-purpose applications
Product Specifications
- SKU: TC-4111
- Brand: Schneider Electric (Barber Colman)
- Switch Type: SPDT
- Setpoint Range: -40°F to 120°F
- Capillary Length: 6 feet, copper
- Bulb Size: 3/8″ diameter x 4″ length, copper
- Differential: 3° to 16° (factory set at 3°)
- Enclosure: NEMA 1
Applications
- Commercial and industrial HVAC temperature control
- Refrigeration and cooling system monitoring
- Duct, pipe, and immersion temperature sensing
- Freeze protection and low-temperature safety switching
- Building automation and mechanical system controls
Why Choose the TC-4111?
The TC-4111’s broad sensing range — spanning from sub-freezing to above-ambient temperatures — makes it suitable for a wide variety of heating, cooling, and refrigeration control tasks. The copper capillary and bulb construction ensures fast thermal response and long service life. The factory-set 3-degree differential minimizes temperature overshoot, while the adjustable range up to 16 degrees allows field customization to suit specific system requirements. The NEMA 1 enclosure keeps internal components protected in standard indoor environments.
