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Small clear glass incandescent bulb with P40S base

Ushio

Ushio SM-940-750 6V 27W P40S incandescent bulb

SKU CH-AWCV-CWAST

6 V, 27 W incandescent lamp with P40S base rated for 100 hours average life

  • Power rating27
  • Lifespan (hours)100
  • Product typeIncandescent Bulbs
  • 6 V operating voltage matches specialised medical equipment
  • P40S base fits compatible scientific lamp holders
  • 27 W power rating delivers focused illumination
  • 100 hour rated life suits scheduled maintenance cycles

Medical-grade incandescent lamp for scientific

The Ushio SM-940-750 operates at 6V and draws 4.5A to deliver 27W of illumination. Its P40S base fits specialised sockets found in healthcare and laboratory devices. Average rated life is 100 hours.

Replaces worn SM-940-750 lamps in compatible

The jump is worth it when the existing bulb reaches its rated limit or output drops below the level required for accurate observation. Not for general lighting fixtures or any socket other than P40S.

How it compares

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

Price $36.99
Pricier than about 71% of the 1,791 comparable items (median $17.99).

Specifications

Product
Brand nameUshio
Product typeIncandescent Bulbs
Power
Power rating27
More details
Lifespan (hours)100

Questions about this item

What base type does the Ushio SM-940-750 bulb use for mounting?

The bulb uses a P40S base for installation into compatible sockets.

What is the correct way to install this 6V incandescent lamp?

Ensure the fixture is rated for 6V and 27W before inserting the P40S base; the step often missed is verifying the voltage match to avoid immediate failure.

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