Best L13w 840 2026

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Last Updated - 27.03.2026

Best Choice

01

OSRAM

Osram Fluorescent Lamps L 18 Watt 840 Pack of 25

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9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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The offer includes a pack of 25
Light output: 18 W
Length (without base pins) 590 mm, diameter 26 mm
Fluorescent lamp T8 with G13 socket

98,51 €
02

CLAR

CLAR - Fluorescent Tube T5 13W, 525 mm 840 CW, Tube G5 Socket, White Light Cool White 640 lm, Replacement Tube for Lights, Compatible with FSL T5 13W (Pack of 10)

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9.7

Exceptional

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【Customer Servi Guaranteed】If you have any questions or problems with the order, contact us and we will fix it as soon as possible.
【13W Miniature Tube - 20.3" x 5/8"】 T5 compact fluorescent tube with G5 base, ideal for applications in long and small rooms. 20.25 inches long and only 5/8 inches in diameter.
Use it with confidence: designed to be easy to install and maintenance-free.
Safe for your environment: These bulbs comply with all applicable national and European standards and are environmentally friendly.
30 years of experience: CLAR has been lighting apartments and houses since 1994, with customer satisfaction the main goal.

49,99 €
Value for Money

03

IHYCTV

IHYCTV LED Tube T5, 517 mm, 7 W Glass Tubes for KVG & ECG HF L T5 13 W with G5 Socket, 910 lm, 4000 K, Cool White Light, Fluorescent Tube with LED, 300 Degrees, Easy Installation, Pack of 1

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10% Off
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

T5 LED fluorescent tube: compatible with electronic ballasts (ECG) and conventional ballasts (KVG). Before using KVG, the starter must be removed. Easy, fast and safe bulb replacement without rewiring. The LED tube must never be connected directly to 110-240V mains voltage. Non-dimmable.
Flexible use: RoHS compliant, mercury-free. Suitable for use in household, garages, workshops, public buildings, kitchens and under-unit lighting.
Energy saving & durable: this model saves up to 48% energy compared to conventional T5 fluorescent tubes. The high-quality optical glass tube with integrated frosted PC diffuser ensures a homogeneous glare-free light distribution, an aesthetically pleasing and robust construction and a long service life of 50,000 hours.
Efficient T5 LED tube: rated power 7W, luminous flux 910lm, 130 lumens per watt; LED replacement for T5-13W classic fluorescent tube; G5 socket (pin spacing 4.6 mm), installation length 51.7 cm (please measure the distance between the base contacts in your light: 517 mm), tube diameter 16 mm, total length 53 mm. 1mm.
Anti-glare and instant start: the LED tube offers excellent light quality in neutral white (4000K) with high brightness, uniform colour rendering and a wide beam angle of 300°. A flicker-free instant start is ensured as long as the existing ballast works properly.

16,22 € 17,99 €(10% Off off)
04

OSRAM

OSRAM Fluorescent Lamp 13W NWS L 13/640, White

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9.5

Excellent

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Very good luminous flux behaviour over the service life
Very good colour rendering
Operation only in approved luminaires
Ideal for cost-effective creative illumination and decoration

14,99 €
05

NCC-Licht

NCC-Licht 2 x Fluorescent Tubes T5 HE 517 mm 13 W/865 G5 Daylight 6500 K Cool White Ideal for Under-Unit Lights and Bathroom Lights

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Standard G5 socket: easy integration into all standard luminaires with G5 socket and an electronic ballast (ECG) - ready to use without conversion.
LONG LIFE - Up to 10,000 hours of service life greatly reduce maintenance and replacement costs.
Cool daylight white (6500K): Provides bright and fatigue-free lighting with maximum brightness, which is mainly used in warehouses.
Compact T5 design: with only 516.9 mm length (without pins), the tube is used in space-saving luminaires in furniture, showcases or technical applications.
BRIGHT LIGHTING SOLUTION With a power consumption of 13 watts this bulb reaches 1000 lumens.

9,98 €
06

IHYCTV

IHYCTV T5 LED Tube 7 W 517 mm for 13 W Fluorescent Tube, EVG/KVG Compatible with G5 Socket, 910 lm 4500 K Neutral White, 300° Lighting Angle, Glass, Not Dimmable, Pack of 1

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10% Off
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Ideal for large area lighting: Perfect for garages, workshops, kitchens and supermarks, thanks to large area illumination. Especially suitable for under-cabinet cabinets and areas with high light requirements
High efficiency & energy saving: replaces 13W fluorescent tubes with only 7W power - saves 48% energy. Luminous Efficiency of 130 lm/W (910 lm). Lifespan: 50,000 hours
Easy installation: G5 base (pin spacing 4.6mm), total length 531mm, diameter 16mm, installation length (between base contacts) 517mm. If the installation length is tight, the two metal pins can be carefully shortened after switching off and cooling down (e.g. with a file) to achieve a perfect fit in the base. Direct and cost saving replacement of existing fluorescent tubes - without electricians. Mercury free and RoHS compliant.
ECG/KVG Compatible: Direct replacement for T5 fluorescent tubes without rewiring. Works with electronic (ECG) and conventional ballasts (KVG). Note: requires existing ballast, no direct connection to 100-240V mains voltage
Anti-glare neutral white (4500K) & instant start: optical glass with frosted PC diffuser for even, eye-friendly light. 300° beam angle - The light direction is better adjusted

16,21 € 17,99 €(10% Off off)
07

OSRAM

Fluorescent lamp, G13/230V/30W, LF 840, T8 LUMILUX

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Lumilux Tube

11,47 €
08

G + L Leuchten und mehr

G + L Leuchten und mehr T5 Bulb / 13 Watt / Fluorescent Tube / 4000 Kelvin / 650 Lumen / Glass / Non LED (1.13 Watt)

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12% Off
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

T5 light bulb
Made of glass
Light colour: 4000 Kelvin / 650 lumen
L 515 mm / L 528 mm (with pin)
Fluorescent tube 13 Watt (not LED)

14,99 € 16,99 €(12% Off off)
09

IHYCTV

IHYCTV LED Tube T5, 517 mm, 7 W Glass Tubes for KVG & ECG HF L T5 13 W with G5 Socket, 910 lm, 6500 K Daylight White, Fluorescent Tube with LED Replacement, 140 Degrees, Easy Installation, Pack of 1

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Universal retrofit: wide compatibility with most ECG and KVG ballasts. For use with KVG, only remove the starter - a fast, safe replacement without rewiring. IMPORTANT: A compatible, well-functioning ballast is required. Direct connection to 110-240V mains voltage is prohibited. Non-dimmable.
Flexible use: RoHS compliant, mercury-free. Suitable for use in household, garages, workshops, public buildings, kitchens and under-unit lighting. Have questions? Contact us before a review - we will find a solution!
Energy-saving and durable: saves up to 48% energy compared to conventional fluorescent tubes. The robust glass tube with integrated frosted PC diffuser ensures excellent light diffusion, optimal heat dissipation and an extremely long service life of up to 50,000 hours.
Efficient T5 LED tube: rated power 7W, luminous flux 910lm (130 lm/W), replaces energy-intensive T5-13W fluorescent tubes. G5 socket (pin spacing 4.6 mm), installation length 517 mm (from pin tip to pen tip), tube diameter 16 mm, total length 531 mm. For wide compatibility, our tubes have slight length tolerance. 1-2 mm too long, carefully trim pins for a perfect fit - without sacrificing performance
Clear daylight and concentration: instantly produces a clear, bright daylight white (6500 K). The homogeneous, glare-free and flicker-free light with a beam angle of 300° has been proven to promote attention and visual precision - ideal for workshops, offices and classrooms.

17,99 €
10

NCC-Licht

NCC-Licht 2 x Fluorescent Tubes T5 HO 1149 mm 54 W/840 G5 Neutral White 4000 K, Ideal for Halls, Workshops and Industry

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Standard G5 socket: easy integration into all standard luminaires with G5 socket and an electronic ballast (ECG) - ready to use without conversion.
Objective neutral white light (4000 K): provides balanced and clear lighting, which is particularly ideal in work areas.
LONG LIFE - Up to 10,000 hours of service life greatly reduce maintenance and replacement costs.
Compact T5 design: with only 1149 mm length (without pins), the tube is used in space-saving luminaires in furniture, display cases or technical applications.
BRIGHT LIGHTING SOLUTION With a power consumption of 54 watts this bulb reaches 4428 lumens.

12,98 €