Keldan Video 4XR 11000lm CRI86 Underwater Video Light
Ultra-compact 11,000-lumen light with USB-C charging
The Keldan Video 4XR is the smallest and lightest in the compact range — just 0.20 kg negative in water — yet still delivers 11,000 lumens of soft, daylight-balanced light. It is an ideal first Keldan for enthusiasts and a perfect travel or macro light for professionals. It ships with a travel-friendly USB-C charge adapter and is ready for both RC1 and RC2 wireless remotes.
Consider the Video 4XR 11000lm if you:
- Want the smallest, lightest Keldan for travel, macro or as a second light
- Are starting out and want professional Keldan quality at the entry point
- Value USB-C charging from a standard 30 W charger on the road
- Want wireless RC1 / RC2 control
At a Glance
| Maximum output | 11,000 lm at 5,600 K, CRI 86 |
| Power range | 9 logarithmic levels (1:50) |
| Beam angle | 110° in water (120° in air) |
| Battery | 49 Wh Li-Ion — UN38.3 air-travel certified |
| Size & weight | 7 cm Ø × 17 cm · 0.20 kg in water |
| Depth & warranty | 200 m · 2-year warranty |
Why the Video 4XR
Smallest, lightest in the range
Optimised for minimal size and weight — the complete set adds only 0.63 kg dry and just 0.20 kg in water, ideal for travel and as a second or macro light.
USB-C charge adapter included
A compact USB-C charge adapter is supplied, so the Li-Ion battery can be topped up from any USB-C charger of 30 W or more (the USB-C charger itself is not included).
True colour, soft beam
A 5,600 K latest-generation LED gives CRI 86 (Ra) with a soft, speckle-free 110° in-water beam, variable across nine settings (1:50 range).
Travel-safe battery & display
The 49 Wh Li-Ion battery is UN38.3 certified for air travel and fully protected; the rear display shows runtime and charge status.
Specifications
| Optical & output | |
|---|---|
| Luminous flux | 250 – 11,000 lm |
| Candlepower | 120 – 5,600 cd |
| Colour temperature | 5,600 K |
| Colour rendering | CRI 86 (Ra) |
| Beam angle | 110° in water / 120° in air |
| Power levels | 9 logarithmic (1:50 dynamic range) |
| Power & runtime | |
| Electrical power | 3.5 – 73 W |
| Burn time | 32 min (full) – 850 min (minimum) |
| Battery | 49 Wh, 14.4 V Li-Ion (UN38.3 air-travel certified) |
| Charge time | 3 – 4 hours |
| Physical | |
| Head diameter | 7 cm |
| Length | 17 cm |
| Weight (dry) | 0.63 kg |
| Weight (in water) | 0.20 kg |
| Maximum depth | 200 m |
| Warranty | 2 years |
Remote Control
Ready for Keldan's wireless RC1 and RC2 remotes across two independent channels.
- kel-1346 RC1 Remote Control (long range, up to 50 m)
- kel-1998 RC2 Remote Control (short range, up to 3 m)
- kel-1691 RC1E Remote for external transducer
- kel-1657 T1 Transducer with 5 m cable
Ambient & Colour-Correction Filters (4XR / 8XR)
Screw-in 72 mm ambient filters restore natural colour at depth without dragging the camera's white balance.
- kel-1489 Ambient Filter AF 6 B 72 mm
- kel-1496 Ambient Filter AF 12 B 72 mm
- kel-1497 Ambient Filter AF 6 BG 72 mm
- kel-1498 Ambient Filter AF 12 BG 72 mm
- kel-1499 Ambient Filter AF 6 G 72 mm
- kel-1500 Ambient Filter AF 12 G 72 mm
Accessories & Spares
Power
- kel-1212 Battery 4 Li-Ion 49 Wh (spare)
- kel-562 Charger 1.5A (EU)
- kel-563 Charger 1.5A (US)
- kel-652 Charger 1.5A (UK)
- kel-2048 USB-C Charge Adapter (16.8 V / 1 A)
Mounting
Light shaping & service
Resources
Swiss-made. 2-year manufacturer warranty. Price on Scubapix: A$2,942.86 ex-GST (A$3,237.14 inc-GST).
