Koncept

Z-Bar Gen 4 LED Desk Lamp

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A slim aluminum three-bar task light with touch-strip dimming, 90 CRI LEDs, multiple mounts and a five-year warranty.

Score
6.8/10
Est. life
20 yrs
Cover
5 yrs
See durability rank in Task Lighting & Desk Accessories
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Product Overview

Koncept's standard Z-Bar Gen 4 uses two pivoting arms and a rotating LED bar to place light over a broad work surface without a conventional shade. The current standard specification lists 8.5 watts, 888 lumens, CRI 90 and L90 life beyond 60,000 hours, with fixed 3500K or 5000K color temperature dep...

$404.10

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Specifications

OverviewBrand
Koncept
OverviewProduct category
task-lighting-and-desk-accessories
OverviewExpected lifespan
20 years · We Buy It For Life editorial estimate
Materials & BuildMaterial
Aluminum with water-based paint
Warranty & ServiceWarranty
60 months

Why We Love It

The features that make this product stand out from the competition.

Wide mechanical range

Three slim rotating bars can throw light across a desk without a bulky head.

Long maintained output

Koncept rates the LEDs to retain 90% output beyond 60,000 hours.

Mount choices

Separate base and clamp options make the same lamp adaptable to changing work surfaces.

Detailed Quality Score Breakdown

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Longevity

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Value

Total Cost of Ownership Calculator

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Buy box purchase price$404.10

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$1.63 / month

$19.56

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$391.16

Over 20 years

Calculation: (Purchase Price + Total Maintenance - Resale Value) ÷ Lifespan

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Frequently Asked Questions

What are the standard Z-Bar Gen 4's light output, power, color temperature, and CRI?

Koncept lists the standard Z-Bar Gen 4 at 8.5 watts and 888 lumens, with 90 CRI. The standard lamp is available in fixed 3,500 K (warm) or 5,000 K (daylight) light color; these are not the Pro model's tunable settings.

How long is the standard Z-Bar Gen 4 LED source rated to last?

Koncept lists an L90 rated lifespan of more than 60,000 hours for the standard Z-Bar Gen 4 LED source. That is the manufacturer's stated rating; actual service life can depend on operating conditions and use.

How do you turn the standard Z-Bar Gen 4 on and adjust brightness?

The lamp uses a dimmer touch strip on the lamp head. Koncept says users can power the lamp on or off and adjust brightness by gently touching the strip, while the specifications describe the control as multi-level touchstrip dimming.

Which mounting options are compatible with the standard Z-Bar Gen 4?

Koncept describes the Z-Bar desk lamps as compatible with several mounting choices, including desk mounts, wall mounts, through-table mounts, and an alternative Qi base that wirelessly charges compatible devices. Select the mount or base that matches your desk and installation needs.

What materials and environmental details does Koncept list for the Z-Bar Gen 4?

Koncept lists fully recyclable aluminum, water-based paint, LEDs that do not contain mercury, and low power consumption below 10 watts among the product's environmental considerations. The standard model's listed consumption is 8.5 watts.

What should I know about warranty support for a Z-Bar Gen 4?

Koncept says warranty policies may vary by region, so owners should consult the user manual or contact the distributor in their country. Its support page says warranty is void if the lamp was not purchased from an authorized Koncept retailer or the buyer is not the original owner. For USA and Canada customers, registration extends the warranty by one additional year.

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