FNIRSI SAG-55 PLUS Smart Heat Gun 650W 100-500°C OLED

The FNIRSI SAG-55 PLUS is a professional smart heat gun designed for precise soldering, desoldering, heat shrinking, and plastic welding. With a powerful 650W ceramic heating core and PID digital temperature control, it delivers stable temperatures from 100°C to 500°C (212°F - 932°F) with ±5°C accuracy. The 1.8-inch OLED display provides clear real-time readings, while stepless digital airflow adjustment (up to 120 L/min) gives you full control. Three programmable profiles and manual mode allow customization for repetitive tasks. Safety features include overheat protection, auto-sleep, and auto-shutdown. Includes 3-4 assorted nozzles (5mm, 8mm, 10mm) and supports standard 22mm diameter nozzles.

Advantages

Fast heat-up (approx. 5 seconds to 300°C), precise temperature calibration, and ergonomic design for comfortable extended use. The intelligent auto-sleep and shutdown functions enhance safety and energy efficiency.

Suitable for

• Soldering and desoldering electronic components
• Heat shrinking tubing
• Plastic welding and forming
• Removing stickers and decals
• DIY projects and repairs

Key specifications

• Power Output: 650W
• Temperature Range: 100°C - 500°C (212°F - 932°F)
• Max Airflow: 120 L/min
• Display: 1.8-inch OLED
• Temperature Control: PID Digital Control
• Heating Element: Ceramic Heating Core
• Input Voltage: AC 220V-240V
• Temperature Stability: ±5°C
• Heat-up Time: Approx. 5 seconds to 300°C
• Operating Modes: Manual, 3 Programmable Profiles
• Nozzle Compatibility: Standard 22mm diameter
• Safety Features: Overheat Protection, Auto-Sleep, Auto-Shutdown
• Airflow Adjustment: Stepless Digital Adjustment
• Temperature Calibration: Yes
• Included Nozzles: 3-4 assorted nozzles (e.g., 5mm, 8mm, 10mm)

Recommendations

For best results, use with standard 22mm diameter nozzles. Calibrate temperature periodically for accuracy. Suitable for both professionals and hobbyists.