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LEDLENSER EX4 – Intrinsically Safe Lighting in a Compact, Penlight Form

Engineered specifically for high-risk environments, the LEDLENSER EX4 is a compact, intrinsically safe LED flashlight designed to deliver reliable illumination in Ex-Zone 0/20 areas, where flammable gases or combustible dust are present. Whether you're operating in oil refineries, chemical plants, grain silos, or other hazardous industrial zones, the EX4 offers safe, consistent performance with no compromise on portability or ease of use.

Despite its compact penlight design, the EX4 outputs a steady 50 lumens of clean white light—ideal for close-range inspection, diagnostics, and utility work in confined spaces. The flashlight runs for up to 7 hours on just two standard AAA alkaline batteries, making it a low-maintenance and cost-efficient solution for daily operations in explosive-prone areas.

Certified safe by ATEX for Ex-Zone 0/20 (gas and dust), the EX4 is housed in a durable casing that is IP66-rated, ensuring complete protection from dust and strong jets of water. It also includes an integrated pocket clip, enabling hands-free carrying and quick access on the job, while the tailcap push-button switch offers intuitive single-handed operation—even when wearing gloves.

Weighing only 65 grams and measuring just 5.5 inches (14 cm) in length, the EX4 is designed for comfort, mobility, and durability—making it a trusted companion for professionals working in ATEX-regulated zones.


Key Features:

  • Intrinsically Safe Design: Certified for ATEX Ex-Zone 0/20, ideal for explosive gas and dust environments

  • Penlight Portability: Slim, lightweight design for everyday carry in pockets or on safety gear

  • Reliable Illumination: 50-lumen output optimized for inspection and close-range tasks

  • Extended Runtime: Up to 7 hours of operation on 2x AAA alkaline batteries

  • Durable Construction: IP66-rated for dust-tight protection and resistance to high-pressure water jets

  • Simple Operation: Tailcap push-button switch for easy use, even with gloved hands

  • Integrated Pocket Clip: Secure attachment to pockets, belts, or gear for quick access


Technical Specifications:

  • Lumen Output: 50 lumens

  • Light Source: LED

  • Battery Type: 2 x AAA 1.5V Alkaline

  • Battery Runtime: Up to 7 hours

  • Water Resistance: IP66

  • Rechargeable: No

  • Dimensions: Length: 140 mm (5.5 in)

  • Weight: 65 g (with batteries)

  • ATEX Certification: Ex-Zone 0/20 compliant

  • Country of Origin: China