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Two clear glass automotive bulbs with blue coating twin pack

Antique Light Bulb Co.

Antique Light Bulb Co. H10 9145 42W 12V 850lm twin pack

SKU CH-X46Q-GYF93

Twin-pack of 42 W, 12 V H10/9145 xenon-white fog bulbs delivering 850 lumens each for off-road use

  • Power rating42
  • Product typeAutomotive Bulbs
  • Crisp white light improves night-time visibility
  • 850 lumens output for brighter road illumination
  • Twin pack provides a spare bulb ready
  • 42 W 12 V design matches H10 fitment
  • Quartz glass with blue coating for style

Twin-pack automotive fog bulbs

The Antique Light Bulb Co. H10 9145 twin pack supplies two 42 W 12 V xenon-white bulbs rated at 850 lumens each. They are intended as direct replacements for OEM H10 fog lamps on compatible vehicles. The pair gives drivers a matching set for both sides of the front bumper.

High-precision blue coating on quartz glass

Each bulb uses quartz glass with a blue coating that shifts the output to a crisp white tone. The coating raises contrast against the night-time road scene, helping the driver distinguish obstacles and side-road detail at greater distance. The whiter beam is designed to improve clarity without altering the factory housing alignment.

Off-road designation and fitment notes

The packaging carries an "Off Road Use Only" label, so the bulbs are not certified for on-road use in jurisdictions that require DOT or ECE approval. Quartz construction resists thermal shock from rapid cycling, and the standard H10 base drops into existing sockets without adapters. Buyers who need street-legal fog lamps should verify local regulations before installing.

How it compares

Measured against everything we stock in General-Purpose & Specialty Bulbs, at today’s prices. Recalculated every night.

Price $23.99
Pricier than about 61% of the 1,791 comparable items (median $17.99).

Specifications

Product
Brand nameBulbamerica
Product typeAutomotive Bulbs
Power
Power rating42

Questions about this item

Do the H10 9145 xenon bulbs need any periodic cleaning or just replacement when they burn out?

The quartz glass envelope and blue coating are sealed; no cleaning is required — simply replace each 42-watt bulb once its 850-lumen output fades.

What stops the bulbs from running continuously on a long night drive — heat, voltage drop, or the 42-watt rating?

The 42-watt draw at 12 volts is the design limit; sustained operation stays within that rating as long as the vehicle charging system holds nominal voltage.

How much fan noise or housing heat should I expect from the twin pack during an all-day rally?

These bulbs have no fan; the quartz glass runs warm at 42 watts each, so the fog-lamp housings will feel hot but produce no mechanical noise.

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