The Wolf Safety LinkEx™ LED Temporary Luminaire LL Series (encompassing model variants LL-114, LL-214, LL-221, LL-133, LL-233, LL-243 across temperature classes /T3 and /T4) represents a world-class hazardous area temporary lighting solution manufactured by Wolf Safety (United Kingdom). Specifically engineered to deliver high-output, glare-reduced, wide-angle illumination, this range ensures maximum safety for operators working in volatile industrial environments certified under ATEX and IECEx for both Gas (Zone 1, Zone 2) and Dust (Zone 21, Zone 22) hazardous locations.

A defining advantage of the LinkEx™ LL Series is its state-of-the-art LED optical system combined with intelligent linkable (daisy-chaining) capability. Multiple luminaires can be seamlessly connected in series using ATEX-approved plug and socket arrangements on a single power feed. This allows continuous, uniform illumination across extended work areas—such as pipelines, mining corridors, or large chemical storage vessels—without requiring cumbersome cable webs.

This comprehensive product line offers exceptional versatility with dual temperature classes and flexible voltage configurations:
- Temperature Classes: /T3 (Max surface temperature 200°C) and /T4 (Max surface temperature 135°C), tailored to specific flammable gas groups.
- High Voltage (HV) Models: Operate reliably across 90V – 264V AC/DC (standard 110V, 230V).
- Low Voltage (LV) Models: Operate across 18V – 54V AC/DC (standard 24V, 42V, 48V), delivering enhanced personnel safety in conductive confined spaces.

Constructed with high-strength anti-static polymer end-caps and an ultra-rugged Polycarbonate light tube, the luminaire resists severe mechanical impacts, harsh weather, and corrosive industrial chemicals. Heavy-duty rubber shock absorbers ensure IP66/IP67 ingress protection against water and dust intrusion.

Featuring lightweight portability, versatile mounting accessories, and magnetic fixings, the Wolf Safety LinkEx™ LED LL Series is the premier choice for offshore rig maintenance, refinery turnarounds, shipyard operations, tank inspection teams, and underground civil engineering projects.

• Manufacturer: Wolf Safety Lamp Company Ltd
• Product Line: LinkEx™ LED Temporary Luminaire
• Grouped Model Numbers:
  - LL-114/T3 & LL-114/T4
  - LL-214/T3 & LL-214/T4
  - LL-221/T3 & LL-221/T4
  - LL-133/T3 & LL-133/T4
  - LL-233/T3 & LL-233/T4
  - LL-243/T3 & LL-243/T4
• Explosion-Proof Certifications: ATEX & IECEx (Certified for Zone 1, 2, 21, 22)
• ATEX Marking: II 2 GD Ex eb mb op is IIC T3/T4 Gb | Ex tb op is IIIC T170°C/T135°C Db
• Temperature Class: T3 (Tmax 200°C) or T4 (Tmax 135°C)
• Voltage Options:
  - High Voltage (HV): 90V - 264V AC/DC (50/60Hz)
  - Low Voltage (LV): 18V - 54V AC/DC (50/60Hz)
• Light Source: High-power LED array with up to 100,000 hours service life
• Light Output: 2,600 lumens to 5,200 lumens (Configuration dependent)
• Linking Feature: Integrated ATEX plug & socket for continuous daisy-chaining
• Ingress Protection Rating: IP66 / IP67 (Dust-tight & water immersion proof)
• Operating Ambient Temperature: -20°C to +50°C
• Construction Material: Anti-static polymer end-caps, IK10 impact-resistant Polycarbonate lens
• Cable Supply: Heavy-duty oil-resistant rubber cable (SOOW / HO7RN-F), custom lengths (5m, 10m, 15m)
• Dimensions: 1,125 mm x 115 mm x 115 mm (Standard version)
• Unit Weight: ~4.5 kg to ~7.2 kg (Depending on cable length and socket configuration)