Dimmable

Sylvania Hi-Spot ESD63 PAR20 GZ10 230V 75W Halogen Light Bulb Clear 0022281

SYLVANIA | SKU: 0022281

$61.00

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Light Bulb Fittings

The light bulb fitting is the part of the bulb that connects it to the socket of a light fixture.

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Colour Temperature

Colour temperature is measured in Kelvin (K) – the lower the number, the warmer the white light appears, while a higher Kelvin will appear cooler. Colour temperature generally ranges from 2700-3300K (warm) to 3300-5300 (cool) – and 6500K is daylight.

Check details of colour temperature

Equivalent Wattages Between Different Light Bulbs

As long as the technology developed, a LED light bulb can only use 8 watt power but light up similar brightness when a incandescent light bulb uses 60 watt power. There is equivalent wattage between different light bulbs. To stop making confuse, you need to know what wattage equivalent to each other. See the table attached as below.

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The Sylvania Hi-Spot ESD63 is a halogen reflector lamp with a GZ10 cap. Its own carton confirms 230V, 75W and code 0022281, and identifies the selected GZ10 reflector as dichroic. The product photograph shows a clear front, faceted reflector and two twist-lock contacts. It is listed as PAR20, but that nominal shape designation does not resolve the dimensional conflict below.

Verify the actual stock before selecting a replacement: the carton states Flood 25 degrees and diameter 63mm, while the previous listing stated 50 degrees and a 64mm diameter field, with dimensions elsewhere written as 62 x 64mm. These conflicting beam and size values must not be treated as interchangeable variants. Match the exact GZ10 lamp, marked 230V supply rating, approved reflector type, 75W load, heat tolerance, ventilation and clearance to the fitting. Do not assume 230V and 240V interchangeability or that a GU10 socket is suitable. Switch off and allow complete cooling before handling.

Key Features

Sylvania Hi-Spot ESD63 halogen reflector lamp
Packaging-confirmed GZ10 cap, 230V and 75W rating
Carton identifies the selected GZ10 reflector as dichroic
Product code 0022281 confirmed on the carton
Beam angle and dimensions require actual-stock verification due to conflicting records
Check fitting approval for reflector heat behaviour and 75W load
Existing dimming and photometric values require confirmation

Specifications

Brand: Sylvania
Range: Hi-Spot ESD63
SKU: 0022281
Technology: Halogen
Shape: PAR20 (existing designation)
Fitting: GZ10
Reflector: Dichroic (carton selection)
Voltage: 230V
Wattage: 75W
Finish: Clear
Beam Angle: Unresolved; carton Flood 25 degrees conflicts with former 50-degree listing
Diameter: Unresolved; carton 63mm conflicts with former 64mm field
Overall Length: 62mm (existing field; unverified; description previously stated 62 x 64mm)
Lumen Output: 700lm (existing specification; unverified)
Colour Temperature: 2800K Warm White (existing specification; unverified)
CRI: 100 (existing specification; unverified)
Rated Average Life: 2,000 hours (carton comparison value; not guaranteed)
Dimmable: Dimmable (existing specification; unverified)

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Frequently Asked Questions

Can I dim this 75W Sylvania GZ10 lamp?

The existing listing identifies it as Dimmable, but the available packaging views do not independently confirm dimming suitability. Verify the exact stock first, then use a compatible halogen control within its minimum and maximum total connected load. Use 75W per lamp when calculating load. Universal control compatibility or full-range dimming is not guaranteed.

Can I replace a GU10 lamp or use this in a 240V fitting?

Do not assume compatibility. The carton specifies GZ10, 230V and 75W and identifies the reflector as dichroic. Confirm the fitting specifically accepts this cap, reflector type and marked voltage, with suitable heat management, ventilation, clearance and wattage rating. Similar twist-lock contacts do not establish GU10 interchangeability, and 230V must not be assumed equivalent to 240V. The beam and dimensional discrepancies also need actual-stock verification before replacement. Switch off and allow cooling before handling.

Is this the 25-degree or 50-degree version, and what does the packaging comparison mean?

The photographed carton for code 0022281 says Flood 25 degrees, while the former listing said 50 degrees. Confirm the actual bulb and stock batch before ordering for a specific beam. The carton also selects diameter 63mm, conflicting with the former 64mm field. Its +130% light comparison with ESD50 and 2,000h versus 1,000h comparison with an incandescent R63 are manufacturer comparisons, not universal brightness or lifetime guarantees. The printed 2500cd is luminous intensity, not a substitute for the unverified 700lm lumen value.