DiCUNO G4 LED Bulbs, 2W, 6000K Cool White, 10 Pack

Pack: DiCUNO G4 LED bulbs are a 12V capsule-style replacement option listed at 2W, 200 lumens and cool white 6000K. They are non-dimmable and require a compatible LED transformer, so check both the fitting and supply before replacing halogen lamps.

At a glance

Listed as 2W LED bulbs with 200 lumens and a 20W incandescent equivalent.
Cool white 6000K light and a stated 360-degree beam angle.
Compact capsule format with a G4 bi-pin base.
The listing specifies 12V input only and requires an LED-compatible transformer.
Non-dimmable. The listing warns that dimmers may cause flickering or shut-off.

Price

£7.99Save 20%

Reference price: ~~£9.99~~

Price checked: 12 Nov 2026

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Often bought together

DiCUNO G4 LED Bulbs Cool White 6000K, 12V, 2W=20W, 200LM, 10 Pcs | G4 Bi-Pin Capsule LED Light Bulbs, Non-Dimmable, 20W Halog

Pros and cons

Pros

A 10-bulb pack may suit replacing several G4 lamps at once.
The small capsule format is intended for G4 fittings, including narrow luminaires.
The listing gives a 20W halogen-equivalent claim at 2W LED input.

Cons

Not suitable for dimmer-controlled circuits.
Operation depends on a 12V supply and an LED-compatible transformer.

Technical specifications

25 specifications

Identity
Brand	DiCUNO
Model	Dicuno Lampadina Led G4

Light and fit
Bulb type	LED
Base	G4
Bulb shape size	JC
Colour temperature	6000 Kelvin
Listed light colour	Cool White 6000K
Maximum light output	200 Lumens
Colour rendering index	85.00
Beam angle	360 Degrees
Incandescent equivalent	20 Watts
Bulb dimensions	10W x 36H millimetres
Material	Silica gel

Power and controls
Voltage	12 Volts
Wattage	2 watts
Power configuration	Corded Electric
Wireless connection listed	Infrared, NO, USB
Control methods listed	App
Dimming	Non-dimmable

Pack and other details
Items listed	10
Weight listed	39 Grams
Average life span	25000 Hours
EU energy efficiency label	F
Country of origin	China
Manufacturer part number	UK-12V-G4-14-SLC-EC-DW-10P

What to know before buying

Listing details to confirm

The listing has inconsistent or unconfirmed details: it describes the bulbs as outdoor-use in one field but also cites household indoor fittings, and it gives differing dimensions of 10W x 36H millimetres and 10.2*37MM. The control and connection fields also list App and Infrared, NO, USB, which are not explained for these bulbs. Verify the selected product details and fitting dimensions before purchase. Use only on a stable 12V supply with an LED-compatible transformer. The listing says adding 1–3 halogen bulbs may help stabilise a circuit with a minimum-load issue, but that is not a substitute for checking compatibility.

Who is it for?

A good fit for

People replacing 12V G4 capsule bulbs in compatible, non-dimmable fittings.
Buyers seeking cool white light and a multi-bulb pack.
Users whose fitting dimensions and transformer compatibility match the stated requirements.

Less suited to

Dimmable lighting circuits.
Mains-voltage fittings or setups without a suitable LED-compatible 12V transformer.
Anyone seeking warm white light.

DiCUNO G4 LED Bulbs, 2W, 6000K Cool White, 10 Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 1,107 ratings

5 stars67%67%
4 stars16%16%
3 stars7%7%
2 stars4%4%
1 star6%6%

Customer feedback highlights brightness, ease of fitting and use as replacements, including in narrow G4 halogen luminaires. Reports about reliability are mixed, with some feedback describing bulbs switching on and off, and flickering is also mentioned. For buyers, that makes transformer compatibility especially relevant: the listing calls for a stable 12V supply and an LED-compatible transformer, though feedback does not establish that this explains every reported issue.