T30

A narrow tubular lamp format with an approximate diameter of 30 millimetres.

Bulb Technology

Available Bulb Base

A narrow tubular lamp format with an approximate diameter of 30 millimetres.

How to identify T30

T denotes a tubular envelope and 30 indicates an approximate maximum diameter of 30 millimetres. Overall length varies considerably by manufacturer and application.

Common applications

Slim pendants, picture lights, display fittings, decorative luminaires and restricted spaces.

Technologies and base options

T30 lamps are most commonly found as LED filament or incandescent tubular lamps, with clear, amber, frosted or opal finishes.

Technologies represented in this library: LED, Incandescent.

Available base types: E26, E27, B22.

Typical market availability

LED

Common wattage: 2–8 W

Typical output: 150–800 lm

Colour temperature / output: 2000K–6500K

Voltage: 120V; 220–240V

Notes: Length, filament design and finish vary.

Incandescent

Common wattage: 15–60 W

Typical output: 80–650 lm

Colour temperature / output: Approximately 2500K–2700K

Voltage: 120V; 220–240V

Notes: Specialty decorative availability varies.

These are representative market ranges, not guaranteed limits. Availability varies by manufacturer, voltage, base, beam, finish, region and product generation.

How to select the correct lamp

Match the base, voltage, 30 mm diameter, overall length, wattage limit, finish and required light distribution.

Compatibility and safety

The T30 designation describes diameter, not length. Two T30 lamps may differ substantially in length and may not fit the same enclosure.

Important: The library describes a lamp format, not a particular product. A shared shape does not guarantee matching voltage, base, dimensions, light distribution or control requirements. Confirm the fixture label and product datasheet, or ask a Bulb World lighting specialist.

Replacement Notes

Match the base, voltage, 30 mm diameter, overall length, wattage limit, finish and required light distribution.

Capability Warning

The T30 designation describes diameter, not length. Two T30 lamps may differ substantially in length and may not fit the same enclosure.

Common Market Options

led
Minimum Wattage: 2 watts
Maximum Wattage: 8 watts
Minimum Lumens: 150 Lumens
Maximum Lumens: 800 Lumens
Common Colour Temperatures 2000K–6500K
Common Voltage Options 120V; 220–240V
incandescent
Minimum Wattage: 15 watts
Maximum Wattage: 60 watts
Minimum Lumens: 80 Lumens
Maximum Lumens: 650 Lumens
Common Colour Temperatures Approximately 2500K–2700K
Common Voltage Options 120V; 220–240V
led
Minimum Wattage: 2 watts
Maximum Wattage: 8 watts
Minimum Lumens: 150 Lumens
Maximum Lumens: 800 Lumens
Common Colour Temperatures 2000K–6500K
Common Voltage Options 120V; 220–240V
incandescent
Minimum Wattage: 15 watts
Maximum Wattage: 60 watts
Minimum Lumens: 80 Lumens
Maximum Lumens: 650 Lumens
Common Colour Temperatures Approximately 2500K–2700K
Common Voltage Options 120V; 220–240V

These are common market ranges. Exact specifications vary by manufacturer and product

Need help finding the right T30?

Send us a photo, the markings on your existing bulb, or your fixture details. Our team will help you identify a suitable replacement.

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