The ETC Source Four LED Series 3 is a high-performance ellipsoidal fixture designed to deliver exceptional brightness and color fidelity for professional stage and studio applications. Featuring advanced LED technology, it produces a rich, full-spectrum output that rivals traditional tungsten sources while consuming significantly less power. Its innovative x8 color system allows for precise color mixing, giving designers unparalleled control over saturated hues and subtle pastels alike. The fixture’s high lumen output ensures strong projection, making it ideal for long throw distances and large venues. With its interchangeable lens tubes, users can easily adapt beam angles to suit a wide range of lighting needs. The Series 3 also offers smooth, flicker-free dimming, ensuring consistent performance for both live events and broadcast environments. Built with ETC’s renowned durability, it is engineered to withstand the demands of touring and permanent installations. Its quiet, fan-cooled operation makes it suitable for noise-sensitive environments such as theaters and studios. The intuitive user interface simplifies setup and adjustments, saving valuable time during production. Overall, the Source Four LED Series 3 combines power, flexibility, and reliability, making it a top-tier solution for modern lighting professionals.
Additional information
| LED details | LED details 90 Lumileds LUXEON® C and CZ |
|---|---|
| Max lumens | 10,889 |
| Lumens per watt | 35 |
| L70 rating (hours to 70% output) | >54,000 |
| Colors used | Deep Red, Red, Amber, Lime, Green, Cyan, Blue, Indigo |
| Color temperature range | 1900–10450 K |
| Calibrated array | Yes |
| Red shift | Yes (selectable) |
| Beam angle range | Swappable lens tubes between 5°–90° |
| Gate size | 80 mm |
| Aperture size | 6.25–17.5 in (depending on lens tube) |
| Pattern projection | Yes |
| Pattern size | A or B |
| Camera flicker control/Hz range | Yes: 5 kHz, 25 kHz |
| Protocols | DMX-512, RDM, City Theatrical Multiverse, NFC |
| Modes (footprint) | 5 modes (1–12 channels) |
| RDM configuration | Yes |
| UI type | Full color display |
| Local control | Yes |
| Onboard presets | Yes (12) |
| Onboard sequences | Yes |
| Onboard effects | No |
| FixtureLink | Yes |
| Voltage range | 100–240 VAC 50/60 Hz |
| Input method | AC via Neutrik powerCON TRUE1 TOP |
| Inrush | 40 A at 120 V (First half-cycle) 80 A at 230 V (First half-cycle) |
| Fixtures per circuit | 5 (link up to 4 via Power Thru connector) Note: TRUE1 connector rated for 20 A (120 V / 60 Hz) and 16 A (240 V / 50 Hz) |
| Wattage typical | 307 W at120 V 305 W at 230 V |
| Current draw | 2.6 A at 120 V 1.35 A at 230 V |
| Ambient operating temp | 0°–40° C (32°–104° F) |
| Fan (controllable) | Yes |
| Droop compensation | Yes |
| dB range | 34 dBA average at 1 m |
| BTUs/hour | 1,047 |
| Materials | Die-cast, all metal housing |
| IP rating | IP20 |
| Weight | With barrel: 19.55 lb Without barrel: 14.90 lb |
| Notes | - Positive locking double-clutch fixture body - Slot for glass or stainless steel patterns and soft focus diffuser - Wide accessory slot with sliding cover |








