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Small clear halogen capsule, 10 mm by 31 mm, with two G4 pins

OSRAM

OSRAM 64428 20W 12V G4 Halostar Oven Halogen Bulb

SKU CH-0MV0-BSQAZ

A 20 W, 12 V G4 halogen bulb rated at 300 lumens and 2 000 hours, built with tempered pins and a UV filter for oven temperatures up to 300 °C

  • Power rating20
  • Light output300
  • Color temperature2800K
  • Lifespan (hours)2000
  • Color rendering100
  • Product typeHalogen Bulbs
  • Bright 300-lumen output for clear oven visibility
  • Withstands 450 °C pyrolysis cycles without failure
  • Tempered G4 pins ensure reliable contact at high heat
  • 100 CRI renders food colours accurately while cooking
  • 2,000-hour rated life reduces replacement frequency

Oven Halogen Bulb 20W 12V G4

The OSRAM 64428 is a 20 watt 12 volt halogen capsule with a G4 bi-pin base designed for baking ovens. It delivers 300 lumens at 2800K with a colour rendering index of 100 and a rated life of 2000 hours.

Sustained High-Temperature Operation

The bulb is built for pyrolysis cleaning cycles with a permissible ambient temperature of 450 °C (570 °F). Tempered pins maintain reliable electrical contact during repeated heating and cooling. A UV filter and optimised halogen fill support stable output under continuous thermal load.

Thermal Noise and Power Characteristics

The lamp draws 20 watts at 12 volts with no cooling fan, so it operates silently. The compact capsule measures 10 mm in diameter and 31 mm in length. It contains no mercury and is manufactured in Germany.

How it compares

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

Price $4.99
Cheaper than about 92% of the 1,791 comparable items (median $17.99).

Specifications

Product
Brand nameOSRAM
Product typeHalogen Bulbs
Display
Light output300
Power
Power rating20
More details
Color temperature2800K
Lifespan (hours)2000
Color rendering100

Questions about this item

How hot does the 64428 bulb get during continuous oven use?

The bulb is rated for a maximum ambient temperature of 450 °C (572 °F) and is suitable for pyrolysis cleaning cycles.

What power supply does the 12 V G4 base require?

It needs a 12 V AC or DC supply that can deliver 20 W; the G4 bi-pin spacing is 4 mm.

Will the 10 mm diameter capsule fit my existing oven socket?

The capsule measures 10 mm in diameter and 31 mm overall length, matching standard G4 oven sockets.

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