SPZ-WL168 | Raytec SPARTAN Linear ATEX Lighting for Zone 2 & Zone 22

SPZ-WL168 | Raytec SPARTAN Linear ATEX Lighting for Zone 2 & Zone 22


The Raytec SPARTAN SPZ-WL168 is a premium ATEX and IECEx certified Zone 2 and Zone 22 Linear LED Light Fitting, designed for hazardous area lighting in industrial environments. Available from Thorne & Derrick, the UK’s leading specialist distributor of ATEX lighting and hazardous area electrical equipment, the SPZ-WL168 delivers outstanding performance, reliability, and energy efficiency.

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Available in three high-performance ATEX lighting variants — SPZ-WL168, SPZ-WL168-EMX25 Emergency & SPZ-WL168-EMX25-EXIT — these Raytec SPARTAN linear light fittings combine robust design, long-life LEDs, and high lumen output (up to 7,152 lumens) to ensure optimal illumination for both new installations and retrofits of traditional 2×18W fluorescent systems. Each fitting features CoolXtrude™ thermal management technology, full retrofit compatibility, and emergency options where required, making them ideal for demanding industrial environments requiring compliant, high-efficiency hazardous area lighting.

Combining Raytec’s advanced LED technology with a modular design for easy installation and servicing, the SPARTAN SPZ-WL168 offers a dependable, future-proof lighting solution for Zone 2 hazardous areas — backed by industry-leading support from Thorne & Derrick and Heating & Process.

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Raytec SPZ-WL168 | ATEX Linear Lighting Zone 2 & Zone 22

Raytec SPARTAN SPZ-WL168 Linear ATEX Lighting Zone 2 & Zone 22
SPZ-WL168 ATEX Linear Light Fitting
SPARTAN SPZ-WL168 Linear Lighting for Hazardous Areas Zone 2 & Zone 22
Features: ATEX, IECEx & UKEX certified, ultra long-life LED, retrofit-ready for 2×36W fluorescents, CoolXtrude™ thermal management, high lumen output, emergency variants available, 5-year warranty
Standards: II 3 G D, Ex nA mc op is IIC T4 Gc, Ex tc op is IIIC T80°C Dc, UL/CSA inc. C1D2, UKCA Approved, Hazardous Area T Rating T4 (T6 on request)
Performance: Up to 7,048 delivered lumens, wide operating temperature -40°C to +60°C (-20°C to +50°C for emergency variants)
Applications: Zone 2 & Zone 22 hazardous area lighting, offshore platforms, refineries, chemical plants, retrofit or new installations
Installation: Same footprint, fixing centres & gland entries as common 2×36W fluorescents; easy to install & maintain
SPZ-WL168 Technical Specifications
Certification ATEX & IECEx rated for Zone 2/22 Gas and Dust: CML15ATEX4138 & IEC Ex CML15.0068 & CML21UKEX4104
Beam Angles 120°, equivalent to 2×36W T8 fluorescent
Input Mains-110-254V 50/60Hz AC/DC
Optional: 110-277 50/60Hz AC/DC
LV Option -18-48V AC & 18-69V DC
Consumption 49W
LED Type Platinum SMT LEDs (160 LEDs)
Power Output Up to 7,048 lm
Wavelength White-light (6,000K+)
IP Rating IP66 & IP67
IK Rating IK10
Temperature Range -40°C to +60°C (-40°F to + 140°F)
Weight 9kg (19.8 lbs)

Raytec SPZ-WL168-EMX25 | ATEX Emergency Linear Lighting Zone 2 & Zone 22

Raytec SPARTAN SPZ-WL168-EMX25 Emergency Linear ATEX Lighting Zone 2 & Zone 22
SPZ-WL168-EMX25 Emergency ATEX Linear Light Fitting
SPARTAN SPZ-WL168-EMX25 Emergency Variant Zone 2 & Zone 22
Features: ATEX, IECEx & UKEX certified, this advanced luminaire is designed for use in hazardous or industrial environments where reliability and safety are critical. Featuring ultra long-life, high-efficiency LED technology, it delivers exceptional performance while minimising maintenance requirements.
Standards: II 3 G D, Ex nA mc op is IIC T4 Gc, Ex tc op is IIIC T80°C Dc, UL/CSA inc. C1D2, UKCA Approved, Hazardous Area T Rating T4 (T6 on request)
Performance: Up to 7,048 delivered lumens, wide operating temperature -20°C to +50°C (-4°F to + 122°F)
Applications: Zone 2 & Zone 22 hazardous area lighting, offshore platforms, refineries, chemical plants, retrofit or new installations requiring emergency backup
Installation: Same footprint, fixing centres & gland entries as common 2×36W fluorescents; easy to install & maintain

SPZ-WL168-EMX25 Technical Specifications
Certification ATEX & IECEx rated for Zone 2/22 Gas and Dust: CML15ATEX4138 & IEC Ex CML15.0068 & CML21UKEX4104
Beam Angles 120°, equivalent to 2×36W T8 fluorescent
Input Mains 110-254V 50/60Hz AC only
Consumption 56W
LED Type Platinum SMT LEDs (160 LEDs)
Power Output Up to 7,048 lm
Wavelength White-light (6,000K+)
IP Rating IP66 & IP67
IK Rating IK10
Temperature Range -20°C to +50°C (-4°F to + 122°F)
Weight 10kg (22lbs)


SPZ-WL168 Additional Information

SPZ-WL168 Dimensions

Technical dimension drawings for the Raytec SPARTAN SPZ-WL168 Zone 2/22 Linear LED Light Fittings. These diagrams show standard, emergency, and retrofit options.

  • Body: 1414 × 108 × 174 mm (55.7″ × 4.3″ × 6.9″)
  • End: 174 x 188 mm (6.9″ x 4.6″)
Raytec SPARTAN SPZ-WL168 Standard & Emergency Dimensions
Raytec SPARTAN SPZ-WL84 Standard Dimensions
SPZ-WL84 Dimensions

Raytec WL168 Zone 2 & Zone 22 Product Codes

SPZ-WL168 SPARTAN Linear 160 LED, Zone 2/22, White-Light (4ft x 36W / 4ft retrofit)
SPZ-WL168-EMX25 SPARTAN Linear 160 LED, Zone 2/22, White-Light (4ft x 36W / 4ft retrofit) – Intelligent Emergency variant (25% Output)

18–69V variants available – add -LV to the above codes

12V variants available – add -ELV to the above codes

Add -D to part code for diffused lens


Thorne & Derrick | ATEX Lighting Specialists

Thorne & Derrick International are leading UK specialists in the supply and export of ATEX certified lighting solutions. We provide reliable delivery worldwide and offer tailored technical support, quotations, and product recommendations from our team of hazardous area lighting experts.

The Raytec SPARTAN range of ATEX and IECEx approved luminaires is designed for Zone 2 and Zone 22 hazardous areas where safety and performance are essential. The range includes linear fixtures, floodlights, bulkhead lights, high bay fittings and crane lighting. Ex d Flameproof and Ex e Explosion Proof options available for demanding offshore and industrial applications.

Data Sheets