The HUATEC DG-4020 is a dual AC/DC handheld LED UV-A lamp for fluorescent magnetic-particle and penetrant inspection. It combines mains operation with quick-change battery power for workshop and field use.
Applications
- Fluorescent magnetic particle inspection (MPI)
- Fluorescent penetrant inspection (FPI)
- Fluorescent leak detection
- Weld, casting, forging and component surface inspection
Key Features
- Manufacturer states compliance with ASTM E3022
- 365 nm ±3 nm UV-A LED output
- Dual AC mains and rechargeable DC operation
- 6,000 µW/cm² UV-A output at 25 °C
- Ø300 mm irradiated area at 380 mm with ≥1,000 µW/cm²
- White-light content ≤3 lux
- UV-B content stated as zero
- Quick battery replacement
Technical Specifications
| Model | DG-4020 |
| Style | Handheld |
| UV-A wavelength | 365 nm ±3 nm |
| UV-A intensity | 6,000 µW/cm² |
| Irradiated area at 380 mm | Ø300 mm at ≥1,000 µW/cm² |
| White-light content | ≤3 lux |
| Power supply | 100–240 V AC, 50/60 Hz or DC battery |
| Power | UV LED, 12 VA |
| Battery capacity | 2200 mAh, 12.6 V |
| Battery operating time | 2–3 hours |
| Charging time | 2–3 hours |
| Dimensions | 157.5 × 76 × 177 mm |
| Weight including battery | 560 g |
Standard Supply
- DG-4020 UV-A lamp
- 2 rechargeable batteries supplied as standard
- AC power/charging equipment
Standards and Suitability
HUATEC states that the DG-4020 complies with ASTM E3022. The governing inspection procedure and the required standard revision should be confirmed before ordering.