UniBulb G4 Halogen Capsule Bulbs - 20W - Warm White - 12 Pack

Upgrade your lighting with the UniBulb Halogen G4 Capsule 200lm 20W 2800K (Warm White) – Pack of 1...

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B&QB&Q - Halogen G4 200Lm 20W 2800K (Warm White) Capsule Dimmable Light Bulbs For ChandeliersLamps& OvensPack Of 12
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£11.95
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Product Information

Full details

The UniBulb G4 Halogen Capsule bulbs are ideal for users needing versatile, warm lighting for various household fixtures and appliances, offering consistent brightness and durability. The key benefit is their compact size combined with a powerful warm white glow suitable for decorative or functional lighting. A potential caveat is their 'G' energy efficiency rating, which is lower than more modern LED alternatives.

All features

ColourWhite
Energy EfficiencyG
Model Part NumberU807-6
BrandUniBulb

Extended Product Information

FAQs

Are these bulbs suitable for outdoor use?

These bulbs are primarily designed for indoor use in compatible fixtures. They are not rated for outdoor weather conditions unless installed within a fully sealed and protected outdoor fixture.

How do I know if my dimmer switch is compatible?

Check the specifications of your dimmer switch. It should be designed to work with halogen or incandescent loads. Consult the dimmer's manual or manufacturer for confirmation.

Can I use these bulbs in a standard light fitting?

These bulbs require a G4 pin base fitting. They will not fit into standard screw-type (e.g., E27, E14) or bayonet (e.g., B22) light sockets.

What is the lifespan of these halogen bulbs?

The typical lifespan for halogen bulbs varies, but these are designed for consistent performance. Specific lifespan hours are not provided, but proper handling and use within rated conditions will maximize longevity.

Are these bulbs dimmable?

Yes, these bulbs are dimmable when used with a compatible dimmer switch.

What does '2800K' mean?

2800K refers to the colour temperature of the light. It indicates a 'warm white' light, which is similar to incandescent bulbs and creates a cozy, inviting atmosphere.

Can these bulbs be used in enclosed fixtures?

While they are compact, it's best to use them in fixtures that allow for some airflow to prevent overheating, especially in enclosed spaces. For oven use, they are specifically designed for that environment.

Troubleshooting

Bulb does not light up

Ensure the power is on and the bulb is correctly seated in the G4 socket. Check if the fixture or switch is functioning properly. Try a different UniBulb G4 capsule to rule out a faulty bulb.

Bulb flickers or dims inconsistently

Verify that you are using a compatible dimmer switch. Ensure the bulb is fully seated in the socket. Check for loose wiring in the fixture or switch.

Short bulb lifespan

Avoid touching the glass with bare fingers during installation. Ensure the bulb is not overheating due to poor ventilation or being used in an environment exceeding its rated temperature (especially outside of oven applications).

Bulb breaks during installation

Handle bulbs gently, especially the pins. Ensure the socket is clear of debris and the bulb is aligned correctly before applying pressure.

Pros and Cons

Pros

  • Delivers a pleasant, warm white light.
  • Compact size is suitable for small fixtures.
  • Dimmable for adjustable ambiance.
  • Oven-safe design offers broad application potential.
  • Easy to install with a G4 pin base.
  • Pack of 12 provides good value.

Cons

  • Energy efficiency rating of 'G' is lower than LED alternatives.
  • Halogen technology may have a shorter lifespan compared to LEDs.
  • Higher wattage (20W) means more energy consumption per bulb.
  • Specific compatible dimmer switches are required for dimming.

Setup, Compatibility & Care

Setup: Ensure the power is switched off before attempting to replace any bulb. Align the two pins of the G4 base with the corresponding holes in the socket and gently push the bulb in until it is securely seated. Once installed, restore power.

Compatibility: These bulbs feature a G4 pin base, which is common in many low-voltage lighting fixtures, spotlights, and under-cabinet lights. They are also compatible with most dimmer switches designed for halogen or incandescent bulbs; always check dimmer compatibility before installation to ensure smooth dimming performance.

Care: Always allow bulbs to cool down completely before handling. Clean gently with a dry or slightly damp soft cloth if necessary. Avoid touching the glass with bare hands, as oils from the skin can reduce the bulb's lifespan. For oven use, ensure the bulb is rated for the specific appliance's temperature range.

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