T45

A tubular lamp format with an approximate maximum diameter of 45 millimetres.

Bulb Technology

Available Bulb Base

A tubular lamp format with an approximate maximum diameter of 45 millimetres.

How to identify T45

T identifies the tubular envelope and 45 represents an approximate diameter of 45 millimetres. The lamp may have straight or gently rounded ends.

Common applications

Decorative pendants, signs, appliance-style fittings, wall lights and narrow luminaires.

Technologies and base options

LED and incandescent T45 lamps are offered with clear, frosted, opal or tinted envelopes and different overall lengths.

Technologies represented in this library: LED, Incandescent.

Available base types: E26, E27, B22.

Typical market availability

LED

Common wattage: 3–10 W

Typical output: 250–1000 lm

Colour temperature / output: 2200K–6500K

Voltage: 120V; 220–240V

Notes: Filament and diffused versions are available.

Incandescent

Common wattage: 25–60 W

Typical output: 150–650 lm

Colour temperature / output: Approximately 2700K

Voltage: 120V; 220–240V

Notes: Availability varies by region.

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

Verify base, voltage, 45 mm diameter, total length, glass finish, brightness and suitability for the fixture or appliance.

Compatibility and safety

Do not assume every T45 is appliance-rated. Oven, refrigerator and other appliance installations require the appropriate temperature and equipment approval.

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

Verify base, voltage, 45 mm diameter, total length, glass finish, brightness and suitability for the fixture or appliance.

Capability Warning

Do not assume every T45 is appliance-rated. Oven, refrigerator and other appliance installations require the appropriate temperature and equipment approval.

Common Market Options

led
Minimum Wattage: 3 watts
Maximum Wattage: 10 watts
Minimum Lumens: 250 Lumens
Maximum Lumens: 1000 Lumens
Common Colour Temperatures 2200K–6500K
Common Voltage Options 120V; 220–240V
incandescent
Minimum Wattage: 25 watts
Maximum Wattage: 60 watts
Minimum Lumens: 150 Lumens
Maximum Lumens: 650 Lumens
Common Colour Temperatures Approximately 2700K
Common Voltage Options 120V; 220–240V
led
Minimum Wattage: 3 watts
Maximum Wattage: 10 watts
Minimum Lumens: 250 Lumens
Maximum Lumens: 1000 Lumens
Common Colour Temperatures 2200K–6500K
Common Voltage Options 120V; 220–240V
incandescent
Minimum Wattage: 25 watts
Maximum Wattage: 60 watts
Minimum Lumens: 150 Lumens
Maximum Lumens: 650 Lumens
Common Colour Temperatures Approximately 2700K
Common Voltage Options 120V; 220–240V

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

Need help finding the right T45?

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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