ML-3500 Series for NDT

  • Deliver up to 10 times the UV-A output of conventional HID inspection lamps
  • Prefocused at the factory
  • Instant on/off/restrike
  • Lightweight, solid-state ballast
  • Integral bulb/reflector assembly
  • Stay-cool, impact-resistant and dent-proof housing
  • Available in 120V, 230V, 240V and 100V versions, as well as battery-operated versions
  • All bulbs feature a rated life of 2,000 hours


Where to Buy

MAXIMA™ Ultra-High Intensity UV-A Lamps

Ultra-high intensity spot UV lamp

These super-powerful lamps make NDT inspections easier, safer and more reliable. They feature state-of-the-art micro discharge light (MDL) technology with a fatigue-free ergonomic design.

The MAXIMA™ series consists of three models:

The ML-3500S with a spot reflector has a nominal steady-state UV-A intensity of 50,000 μW/cm2 at 15 inches (38 cm).

The ML-3500MS is a mobile version of the ultra-high intensity lamp with spot reflector.

The ML-3500FL with a flood reflector has a nominal steady-state UV-A intensity of 5,700 μW/cm2 at 15 inches (38 cm).

All models come standard with 8 foot (2.4 m) primary and secondary cords.

In addition, all MAXIMA™ lamps are available in battery-operated “M” versions. Each includes a 12-volt, 7 amp/hr rechargeable battery that will operate the lamp for a full two hours. A battery charger and carrying case are included.

Battery-operated “M” version

Battery-operated “M” version


Replacement Parts

MDL bulb/coated spot reflector assembly
MDL flood bulb/reflector assembly
MDL bulb/polished spot reflector assembly
MDL Bulb, 35 Watt
Coated Spot Reflector
Anodized Flood Reflector
Polished Reflector
UV diffusing filter
Cord set, 2 ft. (61 cm), 7 pin, 12V DC
Cord set, 8 ft. (244 cm), 7 pin 120V or 100V