Wide mechanical range
Three slim rotating bars can throw light across a desk without a bulky head.
Koncept
Z-Bar Gen 4 LED Desk Lamp
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
Last-known catalog price
$404.10
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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
In Stock
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.
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
Core Performance
Primary Performance
8.0
Koncept's current standard specification lists 888 lumens, CRI 90 and 8.5-watt input.
Feature Richness
6.7
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Build Quality
7.8
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Reliability Score
7.5
The official family page states L90 LED maintenance above 60,000 hours.
Longevity
Durability Rating
7.6
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Wear Resistance
7.2
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Component Replaceability
5.8
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Design Timelessness
8.2
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Serviceability
Repairability
5.6
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Spare Parts Availability
5.2
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Warranty Coverage
5.6
Koncept publishes five-year coverage for this current luminaire family.
Service Network
5.0
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Value
Total Cost of Ownership
7.2
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Resale Value Retention
5.8
AI-assisted preliminary estimate pending editor review and durable-source evidence.
User Satisfaction
7.8
AI-assisted preliminary estimate pending editor review and durable-source evidence.
Total Cost of Ownership Calculator
The sticker price is just the beginning. Use this tool to estimate the true long-term cost of this product. Adjust the sliders based on your expected usage and care to see how the value holds up over time.
Buy box purchase price$404.10
Based on your estimates, the true cost is:
$1.63 / month
$19.56
Per Year
$391.16
Over 20 years
Calculation: (Purchase Price + Total Maintenance - Resale Value) ÷ Lifespan
Tracked price history
Observed US merchant prices in USD.
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Sign in to view price historyFrequently 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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