The Watlow Thinband Heater, model STB1A1A1-A48, is a high-performance mica band heater designed for efficient and uniform heating applications.
Key Features
- Voltage and Wattage: Operates at 120 volts with a power output of 100 watts, providing reliable heating performance.
- Compact Dimensions: Features an inner diameter of 1 inch (25.4 mm) and a width of 1 inch (25.4 mm), making it suitable for applications with limited space.
- Watt Density: Delivers a watt density of 44 W/in² (6.8 W/cm²), ensuring efficient heat transfer.
- Construction: Utilizes mica insulation for effective thermal conductivity and durability.
- Termination: Equipped with Type A or L terminations, offering flexibility for various installation requirements.
Applications
The Watlow Thinband Heater is ideal for a range of industrial heating applications, including:
- Plastic injection molding machines
- Extrusion equipment
- Blow molding machines
- Other processes requiring precise and consistent heating
Installation and Maintenance
For optimal performance and longevity, ensure the heater is installed on a clean surface. After installation, tighten the clamp screws evenly to approximately 8 ft-lbs. It’s recommended to retighten the heater after initial operation to maintain proper fit and function.
The Watlow Thinband Heater STB1A1A1-A48 combines compact design with efficient heating capabilities, making it a reliable choice for various industrial applications.



















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