Envirostat FP4i | 4kW Frost Protection Thermostat | IP65

Envirostat FP4i: 4kW Frost Protection Thermostat with Fault Detection

Introducing the ENVIROSTAT FP4E & FP4i Electronic Thermostats—your ultimate solution for energy-efficient frost protection. Designed specifically for pipework where thermal insulation alone falls short, these advanced thermostats ensure your pipes remain protected from freezing and ice damage. Ideal for controlling heater tape or Infra-Red (IR) quartz lamps, the ENVIROSTAT FP4 series offers two robust models to suit your needs:

• FP4E: A straightforward, reliable thermostat offering 4kW frost protection with simple temperature control functions.
• FP4i: An enhanced version with additional alarm features for comprehensive protection and monitoring.

The Envirostat FP4i offers 4kW of reliable frost protection for pipework, heater tapes, and IR quartz lamps in environments where freezing risks exist. Built with a soft start function, it reduces inrush currents to protect heating components and prolong system life.

Featuring solid-state reliability, a built-in 2m encapsulated sensor, and an IP65-rated enclosure, the FP4i is designed for robust and maintenance-free operation in harsh outdoor or industrial settings. Its enhanced monitoring features, including output & load fault detection and LED status indicators, provide peace of mind and ensure optimal system performance.

United Automation’s Envirostat FP4i delivers efficient, accurate, and reliable frost protection—making it the trusted choice for commercial and industrial heating systems.

Key Features

• Simple Setup & Installation: Easy to install, making it ideal for both new setups and retrofits.
• 2m Long Sensor Included: Comes with a built-in encapsulated sensor, ensuring accurate temperature monitoring.
• Soft Start Function: Gradual switch-on to protect your heating elements.
• Wide Temperature Range: Available in -10°C to 10°C or 0°C to 20°C options, making it versatile for different environments.
• Solid State Reliability: Durable and maintenance-free, ensuring long-term, worry-free operation.
• IP65 Ingress Protection: Robust design with high-level protection against dust and water.
• High Current Capacity: Capable of handling up to 20A, suitable for demanding applications.

FP4i Exclusive Features:

• Output & Load Fault Detection: Alerts you to any potential issues, ensuring your system is always running smoothly.
• Power & Output LED Indicators: Visual confirmation of operational status.

Applications

• Frost Protection for Pipework: Ideal for protecting pipes in outdoor or unheated environments.
• Heater Tape Control: Ensures efficient operation of heater tapes to prevent freezing.
• Infra-Red Quartz Lamp Control: Perfect for maintaining optimal temperatures in various settings.

Technical Specifications

• Supply Voltage: 230V AC ±10%
• Power Capacity: 4kW max.
• Load Current: 20A max.
• Temperature Accuracy: ±1°C
• Operating Temperature: -20°C to +40°C
• Ingress Protection: IP65
• Sensor: 10kΩ NTC thermistor, 2m long

With its robust construction, reliable performance, and energy-efficient operation, the ENVIROSTAT FP4E & FP4i are the perfect choice for safeguarding your pipework and heating systems against frost and ice. Choose the FP4i for added monitoring and alarms, or the FP4E for straightforward protection.