Properties SKU: BR 31.710.12

Flash Energy 400 J
f-stop at 2m, 100 ISO, with Reflector L40 22 5/10
f-stop at 2m, 100 ISO with Reflector P70 32 5/10
Flash duration t 0.1 (t 0.5) Min Energy 1/6'200 s (1/11'300 s)
Flash Duration t 0.1 (t 0.5) Max Energy 1/300 s (1/1'200 s)
Charging Time (at 28.8 V) Eco Mode 0.04 - 1.9 s
Charging Time (for 100% of selected energy) Normal 0.03 - 1.2 s
Number of Flashes per Battery Charge 440
Setting Range for Flash Energy 1.5 - 400 J
Colour Temperature Max. Energy / P70 5,500 K
Colour Temperature of Modelling Light 25 W LED, 3,000 K
Flash Release Manual trigger button, photocell, sync cable, with built in broncolor RFS 2 receiver
Remote Control Using "bronControl" app for mobile devises or RFS 2.1 / RFS 2.2 transmitter
Ready Indicator Visual and acoustic (can be switched off)
Extra Functions Sequences (flash series) up to 50 flashes, Integral umbrella mounting and integral umbrella reflector, Speed mode for fastest flash times, HS mode for use with fast shutter speeds (flash power level 4 to 10 only), USB Connection for software updates, Thermal monitoring of power electronics, internal discharge for output reduction, ECO mode conserves the battery and extends its working life
Cooling Temperature-controlled fan
Standards EN60065 / EN61000-4-2 EN55015 EN301489-1 / EN301489-3 ISO10330
Dimensions 32 x 13 x 18cm
Weight of Monolight (without battery) 3.1Kg
Dimensions of Battery 8.5 x 11 x 5.5cm
Weight (Battery) 0.6Kg
Li-ion Battery 28.8 V / 2.5 Ah / 72 Wh
Operating Temperature Range -10 degrees C to +60 degrees C

Broncolor Siros 400 L Battery Powered Flash Head BR 31.710.12

(£1,620.00 excl. VAT)

Finance Available

Provided by Photolease. An independent financing company specialising in creative industries.


Flexible terms available to fit your needs.

Broncolor’s new battery-powered compact device, the Siros 400 L which provides ambitious professional photographers with the opportunity to enjoy the perfect lighting, be this in a mobile form in the studio, or for external shots – offering up to 440 flashes at full power per battery charge, colour constancy and both very fast, and also long, flash durations. Easy to control with the bronControl App. Available in 400 and 800 Joules.

- 1 × Siros 400 L WiFi / RFS 2
- 1 × battery charger
- 2 × lithium-ion batteries
- 1 × Flash Bag 1.1

(Please note: RFS 2.2 transmitter is not included, see other items below)