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An Image of the back of the ETC source 4 profile with the LED upgrade on the back of the unit
A closer look at the upgrade engine for the ETC source 4

ETC Source 4WRD II Coloured LED Profile Retrofit Kit Black, 230V

Backorder: Available in 14 days (28/10/2025) if ordered today
£756.00 inc VAT

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Upgrade the ETC Source 4 with the Source 4WRD Coloured LED Retrofit Kit

The ETC Source 4WRD Retrofit kit is the only truly compatible coloured LED upgrade kit for the ETC Source Four profiles. Reduce the power consumption and extend the lifespan of these fixtures with this LED conversion.

Source 4WRD Color II is a leap forward in performance that transforms your existing Source Four incandescent profile into an RGBA LED fixture, unlocking the world of additive color mixing, saturated washes, and quick color changes. You get more stage looks with fewer fixtures while using less energy. No more changing lamps or replacing burned out gel. The simple nondestructive upgrade takes less than five minutes. Source 4WRD Color II uses switched power, 100–240 VAC, and dims via DMX.

The ETC Source 4WRD kit is the only truly compatible LED upgrade kit for the ETC Source Four profiles. Compatible with all ETC source four fixtures this upgrade unit can help to extend the lifespan of the fixtures while also reducing the energy consumption of the fixture This ETC Source 4 upgrade makes the perfect addition to any theatre, school venue, exhibition hall or entertainment venues.

Key Features of the ETC Source 4WRD II Coloured LED Kit

  • New, patented LED array and color mixing system
  • Increased brightness
  • 2x output in red
  • Improved color gamut and uniformity
  • Industry leading warranty and support

Features and Benefits of the ETC Source 4WRD RGBA LED Upgrade

Easily upgraded
It takes less than 5 minutes to upgrade the ETC source 4 with this kit. The Source 4WRD Color II provides a simple, cost-effective, non-destructive retrofit of existing Source Four profile fixtures. You can quickly convert an incandescent Source Four ellipsoidal fixture to an RGBA color-changing luminaire while retaining all the best features of the Source Four.
The Z Factor
The Source 4WRD Color II retrofit brings you all the features of the Source Four including the ‘Z focus' or peak adjustment knob. With the Z focus knob you can project patterns with perfectly flat fields or blended washes with nuanced falloff.

Specifications

Source

  • Max lumens (26 EDLT) (Full On / 3200 K / 5600 K): 6,042 / 5,051 / 5,687
  • Lumens per watt (Full On / 3200 K / 5600 K): 42.2 / 46.3 / 45.9
  • L70 rating (hours to 70% output): >60,000 hours

Color

  • Colors used: RGBA (Red, Green, Blue, and Amber)
  • Color temperature range: 2200–6500 K
  • Calibrated array: Yes
  • Red shift: No

Optical

  • Field angle range Swappable lens tubes between: 5–90 degrees
  • Gate size: 79 mm
  • Aperture size: Lens dependent
  • Pattern projection: Yes
  • Pattern size: A or B (see manual)
  • Camera flicker control/ Hz range: Yes, 1.2 kHz and 20 kHz

Control

  • Input method: DMX Control
  • Protocols: DMX / RDM via RJ45
  • Modes (Footprint): 1 (1- Intensity, 2- Red, 3- Green, 4- Blue, 5- Amber, 6- Strobe)
  • RDM configuration: Yes
  • UI type: 7-segment address display
  • Local control: Yes
  • Onboard presets: Yes, 12
  • Onboard sequences: Yes, 5
  • Onboard effects: No
  • FixtureLink support: Yes

Electrical

  • Voltage range: 100–240 V (50–60 Hz) (not dimmable)
  • Input method: Hardwired, 1 m cord, bare end or various connector options (120 V) Hardwired, 1 m cord, bare end (240 V)
  • Inrush: 32 A (first half-cycle) at 120 V, 60 A (first half-cycle) at 240 V
  • Fixtures per circuit: 120 V: 10 (20 A switched circuit, R20 module or similar), 240 V: 10 fixtures per non-dimmed circuit (ER15AFR module)
  • Wattage (Typical/Standby): 146 W / 3.0 W (120 V), 143 W / 2.9 W (240 V)
  • Current draw 1.25 A at 120 V: 0.67 A at 240 V

Thermal

  • Ambient operating temp: 5°–40° C (41°–104° F)
  • Fan (controllable): Yes (no)
  • Droop compensation: No
  • dB range: 27 dBA (average at 1 m)
  • BTUs/hour 458 (120 V): 449 (240 V)

Physical

  • Materials: Cast aluminum
  • Color options: Black, white, or custom color
  • Mounting options: Yoke
  • IP rating: IP20, indoor only
  • Weight: 3.6 lb (1.63 kg) (Retrofit only)
  • Included accessories Source 4WRD mounting post and reflector

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