We will start by looking at some of the average specifications for the two light bulbs. Remember that different brands will have different ratings, so this is a guide. The MR stands for a multifaceted reflector. They are commonly used in homes and the workplace, but they can also be used in devices like projectors. The number refers to the size.
The MR11 is approximately 1. The main difference you need to watch out for is the base. These have 2 pin bases compared with the typical E bases that screw in. These are called GU or GX bases. The number refers to the distance between the pins. Most of the MR11 bulbs have a GU4 base, there are 4mm between the pins. MR11 and MR16, are the two most common bulbs for track lighting with both serving the same basic function.
The differences between the two are slim however, notable. Here are some of the most common differences. The size of each MR bulb is indicated in the name itself, with the number at the end of the bulb's name standing for how many eighths of an inch wide the bulb measures. It might not seem like a huge difference but try fitting an MR16 bulb into a track or recessed ceiling light specifically designed for a MR11 bulb and result is most likely going to end in a struggle. This step is very important in picking which bulb is best for your application.
MR bulbs usually operate at 12 volts, but a lot of applications created now are specifically designed to allow you to use a bulb designed to be used in volt fixtures. This eliminates the need for the voltage to be stepped down to 12 volts through a transformer, saving you time and money.
Besides size and voltage, the base is the next important thing to consider when purchasing an MR bulb. It is generally believed that the only base is the GU5. It has two legs or pins with small 'feet' on the end! Kaba Montano Explainer. What is the difference between gu4 and gu5 3?
GU4 Socket. Andreia Explainer. What is gu4 bulb? They are more energy efficient compared to incandescent bulbs. Zoubida Beimforde Explainer. Are all gu5 3 bulbs 12v? And with the correct light fixtures and dimmers in place, the brightness and color temperature of MR16 bulbs can be adjusted. MR16 light bulbs often operate at 12 volts, but are available in other voltages.
MR16 lamps run on low voltage and many times require a power transformer in order to function properly. Karl Wisotzki Pundit. What is a split reflector bulb? The split reflector design emits light from the front and back of the light bulb , great for adding a decorative touch to track lights and pendants.
They are dimmable to provide just the right brightness. Liubov Mangoldt Pundit. What is a reflective light bulb? Incandescent reflector bulbs contain a reflective coating and therefore provide directional light. The shape of the light beam is cone-like and can be specified in a range of beam spreads from narrow spot to wide flood.
Reflector bulbs fit into the same medium-based sockets as common incandescent bulbs. Anastasio Vitram Pundit. What are reflector bulbs used for?
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