Replacement Fluorescent Lamp, 40W, G10Q-4 (4-Pin Square Base)

This replacement blacklight blue UV lamp is engineered as a direct substitute for Stinger and Dejay UV-40 blacklight fixtures. Designed for professional-grade ultraviolet applications, this 40-watt lamp delivers consistent long-wave ultraviolet output essential for fluorescence detection, material inspection, and diagnostic purposes across industrial and commercial environments. The lamp features a 4-pin base configuration that ensures secure, reliable installation in compatible Stinger and Dejay UV-40 fixtures. The blacklight blue spectrum is specifically formulated to emit ultraviolet radiation that excites fluorescent materials and coatings, making it ideal for quality control inspections, leak detection in HVAC systems, forensic applications, and general industrial inspection tasks where UV fluorescence identification is required. Built for durability and consistent performance, this UV lamp maintains stable output throughout its operational lifespan, providing predictable results for repetitive inspection processes. The construction meets the specifications necessary for drop-in replacement functionality, eliminating the need for fixture modifications or rewiring. This lamp is suitable for use in professional inspection stations, manufacturing facilities, service centers, and maintenance departments where blacklight technology is a standard diagnostic tool. The 40-watt power rating provides adequate intensity for mid-range UV applications while remaining energy-efficient compared to higher-wattage alternatives. When properly installed in ventilated fixtures with appropriate safety guards, this lamp delivers reliable performance for extended operational periods. Users should ensure proper fixture grounding and follow all safety guidelines for UV lamp operation to protect personnel from overexposure. This is a direct replacement solution for facilities already invested in Stinger or Dejay UV-40 equipment, providing cost-effective lamp renewal without equipment replacement.