Both types of lamps have one thing in common: the 4 stands for the same type of pin-base lamp, the connections of which consist of two pins. The distance between them is 4 mm, which is the name given to the type designation. However, there is one difference between GU4 and G4 – namely the diameter of the pins / pins.

Are GU4 and G4 the same?

What’s the difference between a G4 and GU4 base? The G4 and GU4 both have the same diameter pins and pin spacing. The difference is that the GU4 typically involves a pair of grooves on the sides of the lamp for a clip to hold the lamp in place.

What does G type bulb mean?

Type G bulbs, or globe lights, are the ones you normally see on vanity lighting or around mirrors. They are big and bright and a great choice for bathrooms and bedrooms. They range in size from G25 to G40.

What does Gu mean in lights?

G: Globe, incandescent. GU: (GU/10), general use halogen indoor flood (third photo below from left, leftmost bulb of the pair, 12-Volts)

What does G4 mean in lighting?

The G4 lamps are types of the bi-pin or two-pin standard, defined by the International Electrotechnical Commission (IEC). These types of lamps have two pins at the input. The number 4 in the name indicates the center-to-center distance between two pins, which is 4mm in this type.

What is a GU4 bulb?

GU4 Bulbs are the base for the MR11 Bulb shape. A low voltage lamp, the cap has two pins separated by a 2mm gap. The MR11/GU4 is a spotlight style bulb measuring 33mm in diameter. Since GU4 LED Bulbs operate at 12 volts, they’ll need a transformer to ensure they function correctly.

What is the difference between GU4 and GU5 3?

The GU4 socket is a smaller version of the GU5. 3. Both have a similar bi-pin connector and require 12V low voltage. The diameter of the GU4’s head however is only 35mm, where the GU5.

What size is a G40 bulb?

G40 globe lights are 40mm in diameter, exactly the size of a ping pong ball. This mid-size patio bulb bridges the gap between small G30 bulbs and large G50 bulbs, providing the ideal amount of brightness for most patios, backyard lighting and outdoor dining areas at restaurants.

How do I know what base my light bulb is?

To know the base of a light bulb, identify if it is a screw type that has threads around the base, or a pin type that has 2 points of contact on the base. After that, measure the diameter of the screw base, or the distance between the two pins, in millimeters.

Does bulb shape matter?

Sizes and shapes do matter – so be mindful before purchasing a new bulb.

Are there different types of G4 bulbs?

They are very compact but offer a bright light for their size. There are two types of capsule bulbs: G9 light bulbs and G4 light bulbs. The biggest difference between the two capsules are their voltages.

Can I replace G4 halogen with G4 LED?

G4 Bulb Type LEDs are a simple replacement for your G4 Pin Type Halogen Globes. However, a better option for Down Lights and some other fittings using G4 halogen bulbs are using our Multi-Volt G4 LED Disc type replacements.

Why do my G4 LED bulbs flicker?

3 (MR16) and G4 Bulbs usually works from 12 Volts. They need a transformer to convert the mains voltage 230V to 12V. The flickering you are experiencing is usually down to incompatibility or loading issues with the transformer.

Are G4 LED bulbs dimmable?

G4 LED Frosted 1.5w 150 Lumen Waterproof COB Warm White

For full control over your lighting, we stock dimmable versions of the G4 light bulb, too. This means, at just the flick of a switch, you can turn any room into a cosy sanctuary using one of our dimmers.

How do I stop my LED lights from dimming flickering?

Summary – How to stop LEDs flickering

  1. Always drive LED products using an LED power supply that’s designed for the job. …
  2. Make sure all your LED products are compatible with the control circuits and power supply you’re using.
  3. Check for loose wiring and other faulty connections. …
  4. Consider using a constant-current LED driver.

How do I stop my LED bulbs from flickering?

Another thing that commonly causes flickering in LED bulbs is loose connections or circuits. This is easy to fix. Just screw the LED bulb in tighter to see of that fixes the problem. If there’s a lot of dust in the fixture, first blow out the connection points to remove the dust before putting the bulb back in.

What can go wrong with LED lights?

Most Common Problems with LED Lights

  • Using the wrong current.
  • LED bulbs overheat.
  • Low quality solder and wire bonds.
  • Improper use of LED lighting.
  • Issues with color rendering.
  • Existing fittings and fixtures are incomparable.
  • Light Emitting Efficacy.
  • Overly complicated circuits.

Why do my LED lights burn out so fast?

The most common reasons for LED blowing out are high voltage, bad contacts, use of incompatible dimmer switch, or recessed lighting. Other causes include overheating due to not using the right fixtures, or simply a bad batch of lightbulbs!

Why do LED lights flicker in cold weather?

If you’ve noticed that your LED lights are flickering when the temperature drops, this is probably because part of the bulbs’ internal components has frozen. This is common in cheaper components, as temperature-resistant materials can be expensive.

Can it be too cold for LED lights?

The biggest advantage of LED lights is that it has a long life and they encounter absolutely zero problems when they come in very cold temperature. On the contrary, they become more efficient as the ambient temperature gets lower.

How cold is too cold for LED lights?

In cold weather, the electronic driver, which causes the LED to produce light, will thrive. In fact, LED lights work best within a range of –25F and 140F, meaning they are suitable for outdoor use anywhere in the United States and Canada.