# DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack

DiCUNO MR16 LED bulbs are a six-pack of 5W dimmable lamps with a GU5.3 base and natural-white 4000K light. The listing claims a 50W halogen equivalent and 500-lumen output, for buyers replacing bulbs in compatible 12V spotlight fittings.

- [Original product page](https://bargainpostbox.co.uk/product/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [View offer](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: DiCUNO
- Category: Home & Kitchen > Lighting
- Price: 16.99 GBP
- Previous price: 19.99 GBP
- Discount: 15%
- Price checked: 2026-11-12T19:12:45.071Z
- Rating: 3.6 / 5
- Reviews: 67

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- MR16 form and GU5.3 bi-pin base for compatible spotlight fittings.
- Dimmable 5W LED, listed as equivalent to a 50W incandescent bulb.
- Natural-white 4000K colour temperature and a stated 500-lumen output.
- The listing specifies 12V DC operation and says an LED-compatible transformer or dimmer is required.

## Pros

- Six bulbs are supplied for replacing multiple lamps in compatible fittings.
- The 4000K colour sits between warm and cool white, and the listed 120-degree beam is suited to broader illumination than a narrow spotlight beam.
- The stated 5W draw and 50W equivalent may appeal when replacing higher-wattage halogen bulbs.

## Specifications

### Identity and form
- Brand: DiCUNO
- Bulb type: LED
- Shape: MR16
- Base: GU5.3
- Quantity: 6
### Light output
- Colour temperature: 4000 Kelvin
- Light colour: White
- Maximum light output: 500 Lumens
- Beam angle: 120 Degrees
- Colour rendering index: 85
- Incandescent equivalent: 50 Watts
### Power and controls
- Wattage: 5 watts
- Operating voltage: 12 Volts
- Power configuration: Corded Electric
- Dimming: Dimmable
- Wireless connection listed: Infrared
- Control methods listed: App
### Installation and use
- Listed usage: Indoor
- Listed specific use: Lamp
- Weight listed: 0.28 Kilograms
- Material: Glass
- Claimed average lifespan: 25000 Hours

## Before you buy

- The listing has inconsistent or unconfirmed details: it describes the bulbs as dimmable but also lists App control and Infrared connection, which do not clearly describe how these standalone lamps are controlled. Its claimed CRI is given as 85 in one place and above 82 elsewhere. Confirm dimmer compatibility and the intended control method before buying. The manufacturer says operation requires 12V DC and a transformer or dimmer compatible with LED. The claimed warranty is 3-month refund and 1-year warranty.

## A good fit for

- People replacing several MR16 bulbs in indoor 12V DC fittings with GU5.3 sockets.
- Buyers seeking dimmable, 4000K natural-white lighting with a stated 120-degree beam angle.

## Less suited to

- Anyone with mains-voltage fittings or a socket other than GU5.3.
- Anyone needing a narrowly focused beam or who cannot confirm an LED-compatible 12V DC transformer and dimmer arrangement.

## Customer feedback

Aggregate customer ratings are mixed, with a sizeable share at both the five-star and one-star ends. Without review comments, the reasons for those ratings are unknown. Treat them as a signal of varied experiences rather than evidence about dimming performance, lifespan or light quality, and verify that the claimed 12V DC and dimmer arrangement fits your installation.

## Frequently asked questions

### Will these fit any MR16 spotlight?
The listing specifies an MR16 bulb with a GU5.3 base and 12V DC operation. Check that both the fitting and its power supply are compatible before purchase.
### Can these bulbs be dimmed?
The product is described as dimmable, but the control details are inconsistent. The listing says a dimmer compatible with LED is required, so confirm compatibility with your existing setup.
### What colour and brightness are specified?
The listing gives 4000 Kelvin natural-white light and a maximum output of 500 lumens per bulb.
### What is included?
The title and product details specify six bulbs. No other package contents are provided.

## Alternative options

- [Linkind MR16 LED Bulbs, Dimmable GU5.3 Light Bulb, 12 Volt Spotlights Ceiling Lights, 2 Pin, 5.5W Equivalent to 50W Halogen, Warm White 2700K, 465LM, 5 Pack](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [WeshLMPO GU5.3 Halogen Light Bulbs 2 Pin, Durable High Output MR16 50W Halogen Bulb 12V, Dimmable Spot Light Bulbs for Spotlights Ceiling Lights Bulbs, Warm White, 2700K\(6 Pack\)](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [GMY MR16 Halogen Light Bulbs 35W 12V, GU5.3 Spotlight Bulb Dimmable, 4000 Hours Extra Long Lifetime, 2 Pin Base 36°Beam Angle, 3000K Warm White Dichroic 6 Pack](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [DiCUNO Dimmable GU5.3 LED Bulb 12V 6W=60W Cool White 6000K 420LM 6Pcs \| MR16 Spotlight Bulb, 40° Beam Angle Bi-Pin Base Track Light](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [8 Pack MR16 Halogen Spotlight Bulbs, 12V 50W GU5.3 Spotlight Bulb Dimmable, Warm White 2700K, 660LM, 36° Beam Angle, 2 Bi-Pin Halogen Bulb, Dichroic for Ceiling Light, Track Light, Recessed Light](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [SCNNC MR16 GU5.3 LED Light Bulb 12V 5W Natural White 4000K, 500LM Non-Dimmable, Equivalent to 5 0W Halogen, GU5.3 MR16 LED Light Bulbs for Ceiling Lights, Landscape Lighting, Pack of 6](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [DiCUNO MR16 GU5.3 LED Bulbs, 12V, 6W=70W, Natural White 4000K, 580LM, 10Pcs \| GU5.3 Spotlight Bulb, 70W Halogen Equivalent, Non-Dimmmable, 120° Beam Angle, GU5.3 Bi-Pin Base Track Light](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [8 Pack MR16 Halogen Spotlight Bulbs, GU5.3 20W 12V Spotlight Bulb Dimmable, Warm White 2700K, 210LM, 36° Beam Angle, 2 Bi-Pin Halogen Bulb, Dichroic for Ceiling Light, Track Light, Recessed Light](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [SCNNC MR16 GU5.3 LED Light Bulb 12V 5W Warm White 3000K, 500LM Non-Dimmable, Equivalent to 50W Halogen, GU5.3 MR16 LED Light Bulbs for Ceiling Lights, Landscape Lighting, Pack of 6](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [GU10 LED Bulbs Dimmable, 6500K Cool White, 4.9W 50W Halogen Equivalent,10PC \| 345LM, CRI>80, 15,000H Life, 220-240V, No Flicker, Trailing-Edge Dimmer Ready, Ideal for Kitchen & Bathroom Ceiling Lights](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [DiCUNO GU5.3 MR16 LED Bulb, 12V, 5W=50W, Warm White 2700K, 440LM, 6 Pcs \| GU5.3 LED Spotlight, Non-Dimmable Spotlight, 120° Beam Angle, AC/DC 12V](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [DiCUNO Dimmable GU5.3 LED Bulb 12V 6W=60W Warm White 2700K 420LM 6Pcs \| MR16 Spotlight Bulb, 40° Beam Angle Bi-Pin Base Track Light](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)

## Add-ons

- [Nottac MR16 LED Bulbs, 12V 5W Warm White 2700K 38° Beam Angle LED MR16 for Indoor/Outdoor Landscape, Recessed, Track Lighting](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)
- [Simusi MR16 Halogen Light Bulbs, \(6 Pack\) 12V 50W Gu5.3 Spotlight Bulb Dimmable for Ceiling Light, 2 Pin Halogen Spotlight Bu](https://bargainpostbox.co.uk/visit/dicuno-mr16-led-bulbs-5w-4000k-dimmable-6-pack)

## Images

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 1](https://bargainpostbox.co.uk/i/1bg2G_DOM1EUW3m7qsbfajSPVrZXevdSjgdWl0o1oIrLO0FFUcTaUSbs550cxL0n3XUHojCDLrKOiBbAUtq74s4Y020b2Cngtf9RXQNBX200HFqNd6Ajvqr4.jpg)

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 2](https://bargainpostbox.co.uk/i/feR3tLbQywVif1Axy9I-djzChm3E7XIbgGZuAsjL3qizZaW3cKSZ0KYzOr06iO2Qhwv42dgig25850W--t3kAC5MuGhcN7L6fWyVexxakYFAZyv_5Y9Kq4P9.jpg)

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 3](https://bargainpostbox.co.uk/i/YyUVXt3OJBWmY9fi2rYmwb0FFSX1WKD-jpDOL6aiQLpDzO4JuPMOIbYuEZ2t74pv1wcslOxQxeI6JVV4rUUR9-R2Y4sLY3Stp_1QBXxLND5_RoPFspflHJsg.jpg)

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 4](https://bargainpostbox.co.uk/i/38qLQjJjFEK0vT_pUGwqt-RwzylHhkONIn-bH5FCDS5nyA7NG3yQN6cz3CNvhsqBdJSJAcRwdiHgUlX_EMlAn0q7fiLHvA-jna9j28pGuazoOXFxQ6sGYcj6.jpg)

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 5](https://bargainpostbox.co.uk/i/iN0X2wYtN9EIcEs7Y86ePqOaYtpPf9Pge1fErshzG4r9Ft1R3YpGyUi9k188HsVJEZBqCzRYkrE315DlTmSOA3f15_mklIrNQwqkFscprTsq3wbIa58pBBxT.jpg)

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 6](https://bargainpostbox.co.uk/i/kL2LDPpJLQYrGPfYh-juvOXzeF2F8VUGvxLBUHtXcziv3jIh226Wnf0KBLkqUicTHrU-KzhJQJENkBgNAMn0J6Eh7zwPZzKDKd9EI_HmYQReImyDkQP-sriL.jpg)

![DiCUNO MR16 LED Bulbs, 5W, 4000K, Dimmable, 6-Pack — 7](https://bargainpostbox.co.uk/i/zMO3W9z-5JDQfDOBdTO4GR0102dUM5P7sGYKhlTfdgwuR25opSZ0Mh9KjAj_31YvpPjI4HvbiCbvf0shSsQDhX3iCjX9MNACCmIaE9GH2mequr7ssGLQswIt.jpg)