Kellwood's Heston Series range LED T8 tubes were developed as a multi-purpose solution for existing fluorescent tube replacement. Ultra-high efficacy chips produce more light and less heat than competitor products allowing for lower running costs, brighter fixtures and longer lifetimes.
Our lighting design team is here to help you find the most suitable light fitting for your project. You can enquire about the Heston series product via the link on this page. Alternatively feel free to speak to one of our team on +44 (0)1387 255816.
A summary of the light's specifications is shown below. Please refer to the product data sheets (available in the Downloads tab) for further details.
Light Source and Photometric Parameters
Chip Brand, & Model
Jufei-Epistar SMD2835
Light Emission
Direct
CCT
3000K, 4000K, 5000K, 6000K
CRI
>80, >90, >95
Lens Opacity
Clear, Frosted
Environmental
Ingress Rating
IP20
Ambient Usage Tolerance
-20° to 40°C
Ambient Humidity Tolerance
10% to 80% RH
Ambient Storage Tolerance
-40° to 85°C
Electrical
Input Voltage
220-240VAC
Driver Brand(s)
Letron, XY Power, Inventronics
Input Frequency (VAC)
50-60Hz
Power Factor
≥0.95
THD
<20%
Physical/Mechanical
Electrical Connection
Retrofit (Non-Dimming)
Fixture Primary Materials
Aluminium
Fixture Finish
Anodise
Lens(es) Material
UV Stabilised Polycarbonate
Dimming/Controls
Dimming Options
1-10V, DALI (External Driver - Non-Retrofit)
Options/Accessories
Mounting Styles
Fixed End Caps, Rotatable End Caps
Miscellaneous Accessories
Clear Cover
Fixed and rotatable (locking) end caps offering installation flexibility
Various LED chip orientations are available to offer 70°, 120°, 220° & 2 x 120° beam angles
Multi-fin aluminium heat sinks provide superior heat management
High output LED chips developed for high lux applications
CE
LVD (Directive 2014/35/EU)
EMC (Directive 2014/30/EU)
RoHS (Directive 2011/65/EU)
ErP (Directive 2009/125/EC)
TUV
SAA
VOE
Please refer to the Declaration of Conformity (DoC) and/or product data sheets for individual standards, or contact our Technical Team for further clarification on certification and compliance.
Please note - images shown are intended to be illustrative only. For exact data, please refer to specific product photometry, available in the above download section.
Linear lights designed for
PURPOSE
A variety of lengths, wattages and beam angles make the Heston Series well suited for a wide range of retrofit applications whilst optional locking rotatable end caps simplify installation. A range of CCT and optional CRI 95 ensure the Heston series can be used in both industrial and commercial applications.
