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GU5 3 Base LED Bulbs

Find GU5.3 base LED bulbs for fixtures that use this two-pin base. When comparing replacements, check brightness, color temperature, and bulb dimensions to match your lighting needs and fixture fit. Confirm the bulb’s voltage requirements and compatibility with any existing transformer or dimmer before choosing.

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  1. GE - 5.5 Watt LED General-Purpose Bulb, 4/Pack - Soft White

    SKU: J7GJZS9WPR

    Product Description

    A soft white LED bulb delivering instant brightness, energy efficiency, and long-lasting performance for your home.
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    Your price for this item is $15.56

  2. SATCO - MR16 GU5.3 LED Bulb Soft White 50 Watt Equivalence 2 pk

    SKU: J7G6C6P557

    Product Description

    A soft white LED bulb delivering 500 lumens of focused, flicker-free light with efficient 7-watt power use.
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    Your price for this item is $26.03
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    The previous price was $26.16

  3. SATCO - MR16 GU5.3 LED Bulb Warm White 50 Watt Equivalence 1 pk

    SKU: J7G6C6C9TC

    Product Description

    A white, energy-efficient LED bulb offering warm, focused light for reading lamps and enclosed fixtures.
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    Your price for this item is $25.15
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    The previous price was $25.28

  4. VIRIBRIGHT - MR16 LED Bulb, GU5.3, 25W EQ, Non-Dimmable, 90+ CRI, Warm White 2700K

    SKU: J3YCKPSV2T

    Product Description

    A white MR16 LED bulb offering warm 2700K light, 90+ CRI, and energy-efficient performance.
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    Your price for this item is $13.99

  5. Elitco Lighting - LED Light Bulb 6W 3000K MR16 GU5.3 SMD with 500 Lumens - White

    SKU: JJG3QL65ZX

    Product Description

    A white dimmable LED bulb delivering 500 lumens of 3000K light with energy-efficient, vivid color rendering.
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    Your price for this item is $40.10

  6. Philips - MR16 GU5.3 LED Floodlight Bulb Bright White 50 Watt Equivalence 3 pk

    SKU: J7GHXKRGW3

    Product Description

    A bright white, energy-efficient LED floodlight bulb with classic glass design and dependable dimming control.
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    Your price for this item is $39.56
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    The previous price was $42.63

  7. Elitco Lighting - LED MR16 light bulb GU5.3 6.5W 12V LM500 - White

    SKU: J36CXX24TV

    Product Description

    A dimmable white LED bulb delivering 500 lumens of soft 3000K light with a GU5.3 base.
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    Your price for this item is $41.25

  8. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Daylight 20 Watt Equivalence 3 pk

    SKU: J7C5559RH7

    Product Description

    A dimmable daylight LED bulb pack offering 20-watt equivalence, cool operation, and mercury-free design.
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    Your price for this item is $31.44
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    The previous price was $34.90

  9. FEIT ELECTRIC - MR16 GU5.3 LED Bulb Warm White 75 Watt Equivalence 1 pk

    SKU: J7C555S47Q

    Product Description

    A white LED bulb offering warm light, 75-watt equivalence, energy savings, and long-lasting performance.
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    Your price for this item is $25.14
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    The previous price was $27.30

  10. FEIT ELECTRIC - MR16 GU5.3 LED Bulb Warm White 20 Watt Equivalence 1 pk

    SKU: J7C555S4RT

    Product Description

    An energy-efficient warm white LED bulb with GU5.3 base, ideal for accent and landscape lighting.
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    Your price for this item is $19.97
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    The previous price was $21.10

  11. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Daylight 50 Watt Equivalence 3 pk

    SKU: J7C5559JKY

    Product Description

    A dimmable daylight LED bulb pack offering 500 lumens and 87% energy savings over incandescent bulbs.
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    Your price for this item is $31.39
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    The previous price was $34.71

  12. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Daylight 50 Watt Equivalence 1 pk

    SKU: J7C555S4K3

    Product Description

    A dimmable daylight LED bulb offering 500 lumens and up to 87% energy savings over incandescent.
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    Your price for this item is $22.92
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    The previous price was $23.43

  13. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Bright White 20 Watt Equivalence 3 pk

    SKU: J7C5559JT9

    Product Description

    A dimmable, mercury-free white LED bulb offering 20-watt equivalence and 25,000-hour lifespan for versatile lighting.
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    Your price for this item is $31.08
    Save $3
    The previous price was $34.47

  14. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Bright White 20 Watt Equivalence 1 pk

    SKU: J7C555S4TP

    Product Description

    A dimmable white LED bulb delivering 200 lumens with 87% less energy use than incandescent bulbs.
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    Your price for this item is $22.79
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    The previous price was $23.22

  15. FEIT ELECTRIC - Enhance MR16 GU5.3 LED Bulb Bright White 35 Watt Equivalence 1 pk

    SKU: J7C555S4TT

    Product Description

    A bright white, dimmable LED bulb with GU5.3 base, high 90+ CRI, and energy-efficient performance.
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    Your price for this item is $22.70
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    The previous price was $23.23

  16. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Daylight 35 Watt Equivalence 1 pk

    SKU: J7C555S4WF

    Product Description

    A dimmable daylight LED bulb delivering 300 lumens with 35-watt equivalence for track and recessed lighting.
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    Your price for this item is $22.70
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    The previous price was $23.36

  17. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Daylight 20 Watt Equivalence 1 pk

    SKU: J7C555S4WH

    Product Description

    A dimmable white LED bulb delivering daylight brightness, using 87% less energy than incandescent bulbs.
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    Your price for this item is $22.79
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    The previous price was $23.31

  18. FEIT ELECTRIC - MR16 GU5.3 LED Bulb Bright White 50 Watt Equivalence 1 pk

    SKU: J7C555S4WY

    Perfect replacement, no heat like the halogen lamps, Lamps Plus is the best!

    Product Description

    A bright white, dimmable LED bulb with GU5.3 base, high 90+ CRI, and energy-efficient performance.
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    Your price for this item is $22.92
    Save $0
    The previous price was $23.43

  19. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Bright White 50 Watt Equivalence 3 pk

    SKU: J7C5559JWW

    Product Description

    A dimmable, long-lasting white LED bulb pack offering vivid, energy-efficient illumination with high color accuracy.
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    Your price for this item is $31.39
    Save $3
    The previous price was $34.71

  20. FEIT ELECTRIC - Feit Enhance MR16 GU5.3 LED Bulb Bright White 35 Watt Equivalence 3 pk

    SKU: J7C5559JWX

    Product Description

    A pack of three white LED bulbs offering bright light, energy efficiency, and long-lasting performance.
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    Your price for this item is $31.72
    Save $2
    The previous price was $34.71
1 - 20 of 20 items
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GU5.3 base LED bulbs offer energy-efficient lighting for compatible fixtures, from kitchen track lights and recessed accent lights to display cabinets and landscape lighting. Recognized by two straight pins spaced 5.3 millimeters apart, the GU5.3 bi-pin base is commonly found on MR16 LED bulbs designed for 12-volt lighting systems. Although “GU5.3” and “MR16” often appear together, they describe different features: GU5.3 identifies the bulb’s base, while MR16 refers to its reflector shape and size. Before choosing a GU5.3 LED replacement bulb, check your existing bulb and fixture for the required voltage, dimensions, and wattage limits. A GU5.3 bulb is not interchangeable with a GU10 bulb, which uses a different twist-lock base and typically operates on line voltage in the United States. Replacing compatible halogen bulbs with LED alternatives can reduce electricity use and extend the time between bulb changes, making GU5.3 base LED bulbs a practical option for frequently used accent and task lighting. Choosing the right GU5.3 LED light bulbs involves comparing brightness, color temperature, beam angle, and electrical compatibility rather than relying on wattage alone. Lumens indicate light output, while a halogen-equivalent rating can help you find an LED bulb with brightness similar to the bulb you are replacing. Warm white options around 2700K to 3000K create an inviting look in living areas, while higher color temperatures provide a cooler appearance that may suit workspaces or displays. A narrow beam angle highlights artwork or architectural details, whereas a wider beam spreads illumination across a larger area. For spaces where accurate color matters, consider high-CRI LED bulbs, often rated at a color rendering index of 90 or above. If your fixtures use a dimmer, select dimmable GU5.3 LED bulbs and confirm compatibility with both the dimmer and the low-voltage transformer, since some transformers designed for halogen lighting may not operate reliably with lower-wattage LEDs. Also check whether the bulb is rated for enclosed fixtures or damp or wet locations as needed; matching these specifications helps support dependable performance in your lighting setup.

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FAQ

GU5.3 identifies a bulb base with two straight pins that insert into a matching socket. It describes the connection type, not the bulb’s brightness, light color, or dimming features.

GU5.3 base LED bulbs come in warm white, neutral white, and cool white or daylight options. Warm white typically ranges from 2700K to 3000K, neutral white is around 3500K to 4000K, and daylight options commonly range from 5000K to 6500K. Lower Kelvin values have a warmer appearance, while higher values look cooler.

Some GU5.3 base LED bulbs are dimmable, while others are not. Dimming compatibility depends on the bulb, dimmer, and transformer used in the lighting system. Check the bulb’s dimming specifications and the manufacturer’s compatibility information when choosing a dimmable option.

No. GU5.3 identifies the base connection, while MR16 identifies a reflector-style bulb format. The terms often appear together because many MR16 LED bulbs have GU5.3 bases, but they describe different characteristics.

A clear lens generally leaves the bulb’s internal optics more visible, while a frosted lens has a translucent appearance that obscures them. The lens finish can affect how the bulb looks in an exposed fixture. Beam angle and other lighting characteristics are listed separately in the bulb’s specifications.