Broncolor

Broncolor Siros L 400 WiFi/RFS 2 Monolight

Unleash Your Creative Potential with Portable PowerIntroducing the Broncolor Siros 400 L WiFi/RFS 2 Monolight. This battery-powered monolight delivers exceptional performance and flexibility for professional photographers. With wireless control, fast flash durations, and consistent color output, ...

$246.00*$2,462.95Save 90%
Check availability

*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Unleash Your Creative Potential with Portable Power

Introducing the Broncolor Siros 400 L WiFi/RFS 2 Monolight. This battery-powered monolight delivers exceptional performance and flexibility for professional photographers. With wireless control, fast flash durations, and consistent color output, the Siros L is ideal for both studio and on-location shoots.

  • Brand: Broncolor
  • Model: Siros 400 L
  • Flash Energy: 400 J
  • Power Range: 9 f-stops
  • Modeling Light: 25W LED
  • Wireless: WiFi/RFS 2

Key Features

flash energy: 400 J

over 9 f-stops in 1/10 or full f-stop steps 2 – 400 J

broncolor HS function w/Lastest Firmware

f-stop at 2 m (6 1/2 ft) distance, 100 ISO): with reflector L40: 22 5/10

Sequences up to 50 flashes

Specifications

Flash Energy
400 J
Flash Energy Control Range
Over 9 f-stops
Flash Energy Adjustment Steps
1/10 or full f-stop steps (2 – 400 J)
High-Speed Sync Function
Broncolor HS function (with latest firmware)
Light Output (with reflector L40)
f-stop 22 5/10 at 2 m (6 1/2 ft) distance, 100 ISO
Sequence Capability
Up to 50 flashes
Connectivity
WiFi/RFS 2

Pros & Cons

👍 Pros

  • Offers a powerful flash energy of 400 J, suitable for a wide range of photographic applications.
  • Provides precise flash energy control with over 9 f-stops, adjustable in 1/10 or full f-stop steps.
  • Includes the broncolor HS function with the latest firmware, enabling high-speed synchronization with cameras.
  • Capable of rapid sequences, firing up to 50 flashes, which is beneficial for capturing dynamic subjects.
  • Delivers a strong light output, achieving an f-stop of 22 5/10 at 2m distance with reflector L40 at 100 ISO.

👎 Cons

  • The product features do not specify the recycle time between flashes, which is critical for continuous shooting.
  • Information regarding battery life or estimated number of flashes per charge is not provided for this monolight.
  • Specific details about the Wi-Fi or RFS 2 remote control capabilities beyond their presence are not listed.
  • The monolight’s weight or physical dimensions are not included, making it difficult to assess portability.
  • Details on accessories or modifiers compatible with the Siros L 400, beyond the L40 reflector, are not mentioned.

Frequently Asked Questions

The Broncolor Siros L 400 Monolight has a maximum flash energy of 400 J, providing significant power for various lighting needs.
The flash energy can be adjusted over 9 f-stops, offering precise control in either 1/10 or full f-stop steps, ranging from 2 J to 400 J.
Yes, the Broncolor Siros L 400 Monolight includes the broncolor HS function, which allows for high-speed synchronization when used with the latest firmware.
This monolight is capable of firing sequences of up to 50 flashes, which is useful for capturing rapid action or creating stop-motion effects.
With the L40 reflector at a 2-meter (6 1/2 ft) distance and 100 ISO, the monolight can achieve an f-stop of 22 5/10.