Home » HID Headlight Ballast for Mazda CX-9 Mitsubishi Acura W3T19371 D530

HID Headlight Ballast for Mazda CX-9 Mitsubishi Acura W3T19371 D530

SKU: 1005012554485692-Default Title
Default Title
€45,44
-37% €72,70 €45,44

Restore stable beam illumination with this D2S xenon HID headlight ballast engineered specifically for Mazda, Mitsubishi, Honda, and Acura vehicles. Degraded ballasts commonly cause flickering, reduced brightness, or complete failure to ignite, drastically cutting nighttime visibility. This aftermarket replacement regulates power delivery through a compact, heat-resistant design, delivering instant ignition at ≥23 kV and a steady square-wave output frequency of 250±10 Hz. Rated for continuous operation between -40°C and 105°C, it directly substitutes critical OEM references including W3T19371, 33119-SEP-H01, and D530-51-0H3. Optimized for direct installation into 2007–2013 Mazda CX-9, 2006–2014 Acura RDX, and multi-generation Mitsubishi Lancer platforms, each unit is factory-tested to maintain consistent current flow without the voltage fluctuations that trigger rapid bulb burnout.

Benefits & Tips

  • Confirm regional pin layouts before mounting: HID harnesses differ across trims and production years. Cross-reference your VIN and existing socket shape to ensure exact alignment.
  • Clean and secure ground connections: Corrosion on metal tabs or loose chassis grounds are frequent culprits behind intermittent triggering. Wipe contacts clean, remove paint or rust beneath grounding bolts, and tighten firmly for stable earth paths.
  • Reroute wiring away from hot zones: While the unit tolerates extreme ambient temperatures, routing cables near exhaust manifolds or wrapping them tightly constricts natural cooling. Maintain a straight path and leave breathing room around the casing.

Product Specifications

  • Socket Type: D2S
  • Input Voltage: 9–16 V | Maximum Draw: 6.5–8 A
  • Ignition Voltage: ≥23 KV
  • Output Frequency: 250±10 Hz
  • Active Safeguards: Short, open circuit, and reverse polarity protection ≤1 second
  • Operating Temperature: -40°C to 105°C
  • Estimated Lifespan: ≥3,000 Hours
  • Compatible OEM Numbers: W3T19371, W3T20671, 33119-TA0-003, 33119-STK-A01, D391-51-0H3

Package includes:

  • One (1) HID Headlight Ballast Unit

Warnings & Reminders

This component is an aftermarket replacement intended for standard vehicle maintenance. Detailed wiring documentation is not provided, and professional installation is highly recommended. Disconnect the battery completely before accessing HID circuits to prevent accidental high-voltage exposure. Avoid touching internal circuitry or connector pins during handling, and verify physical clearances before tightening mounting hardware.

All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
InterCyprus has supplied dependable automotive lighting hardware since 2002, prioritizing accurate part matching and straightforward customer support.