FNIRSI SAG-55 Smart Heat Gun 550W 100-500°C 10-100L/min

The FNIRSI SAG-55 is a smart heat gun designed for precision soldering and rework tasks. With a 550W ceramic heating element and PID intelligent temperature control, it delivers stable heat from 100°C to 500°C with ±5°C accuracy. The 1.8-inch TFT color screen displays real-time temperature and airflow settings, while the brushless fan provides stepless airflow from 10 to 100 L/min. This corded electric tool operates on AC 100-240V and includes interchangeable nozzles, 3 customizable presets, and safety features like overheat protection and automatic cooling.

Advantages

Rapid heat-up (under 10 seconds to 300°C), precise temperature control, and a clear TFT display make the SAG-55 ideal for delicate electronics work. The brushless fan ensures quiet operation (<60 dB) and long life. USB-C connectivity allows firmware upgrades for future enhancements.

Suitable for

• Soldering and desoldering electronic components
• Heat shrink tubing
• Plastic welding and bending
• Removing stickers and decals
• DIY and repair projects

Key specifications

• Power: 550 W
• Temperature range: 100°C - 500°C
• Airflow range: 10 - 100 L/min (stepless)
• Display: 1.8-inch TFT color screen
• Temperature control: PID intelligent control
• Heating element: Ceramic
• Voltage: AC 100-240V
• Nozzle type: Interchangeable (multiple included)
• Preset memory: 3 customizable presets
• Fan type: Brushless
• Connectivity: USB-C for firmware upgrade
• Temperature accuracy: ±5°C
• Heat-up time: <10s to 300°C
• Safety: Overheat protection, automatic cooling
• Body material: High-temperature resistant ABS
• Noise level: <60 dB

Recommendations

For best results, use the appropriate nozzle for your task and allow the tool to cool down automatically after use. The SAG-55 is a reliable choice for both hobbyists and professionals seeking a smart, precise heat gun.