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Sylvania

58920 EHM Sylvania 300W 120V R7s Stage Studio Halogen Lamp
7.99 USD
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Match EHM / 58920 / 300T3Q/CL/RP(EHM), 300 W, 120 V AC, and R7s recessed single contact, double ended on the lamp, fixture label, or service documentation. A lamp that physically fits is not necessarily electrically or optically interchangeable.

Specifications

Sylvania EHM / 58920 / 300T3Q/CL/RP(EHM) specifications

Manufacturer Sylvania
Manufacturer product number 58920
ANSI / lamp code EHM
Ordering / alternate code 300T3Q/CL/RP(EHM)
Technology Tungsten-halogen stage and studio lamp
Power / voltage 300 W / 120 V AC
Base R7s recessed single contact, double ended
Bulb / finish T3 clear quartz
Filament C-8
Light output 6,000 lm
Color temperature / CRI 2950 K / 100
Average rated life 2,000 hours
Dimensions 119 mm / 4.69 in overall length
Operating position Horizontal within the fixture tolerance
Equipment compatibility

Compatible-equipment references

These equipment references have been reviewed against the lamp identity. Production revisions can differ; the fixture label and current service manual take precedence.

  • Altman EconoCyc EC-1
  • Altman Focusing Cyc FC-1
  • Altman Ground Cyc GC-1 through GC-12
  • Altman Q-Lite
  • Altman Soft-Lite
  • Altman Soft-Lite-Jr

Always confirm the installed lamp code, voltage, wattage, socket, dimensions, and allowed operating position before replacement.

Brand alternatives and related lamps

Catalog alternatives

Sylvania 58998 EHM 300W 120V R7s halogen lamp

Sylvania 58998

EHM / 300T3Q/CL(EHM)

Same EHM electrical and optical format in standard manufacturer packaging; verify the full order code when packaging identity matters.

View compatible option

Price and availability are shown on the linked Dynamic Lamps product page.

Documentation and safety

Manufacturer and fixture documentation

Safety: Disconnect power and allow the fixture to cool before service. Install only in approved enclosed equipment with the required protective screen, ventilation, electrical controls, and shielding. Handle the quartz with clean gloves or lint-free tissue.