Neewer

Neewer S101-400W PRO Strobe Flash - Bowens Mount - 5600K

A 400Ws studio strobe with Bowens mount, silent cooling, and 2.4G wireless control for versatile professional lighting.

$169.49*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Neewer S101-400W PRO is a studio monolight built to handle the demands of commercial, portrait, wedding, and still-life photography. With 400Ws of output power and a GN65 guide number at one meter and ISO 100, it can push light through large modifiers and fill bigger shooting spaces without struggling. Flash power is adjustable from 1/64 to full power in precise increments, and the flash duration ranges from 1/100s to 1/1000s, giving you the ability to freeze motion when needed. The 5600K±200K color temperature delivers daylight-balanced output with consistent color fidelity, which is essential for commercial work where accurate color reproduction matters.

The strobe includes a 150W LED modeling lamp with brightness adjustable from 10% to 100%, useful for previewing light placement and shadow patterns before firing. Its 2.4G wireless system supports 16 channels and enables high-speed sync at up to 1/200s within a 30-meter range, while S1 and S2 optical slave modes provide backup triggering options when wireless is not practical. The upgraded silent cooling system with high-performance radiators keeps the unit running cool through extended sessions, rated for 260 continuous full-power flashes without overheating. The standard Bowens mount opens up compatibility with countless third-party modifiers, and the integrated umbrella socket with 180° angle adjustment adds further flexibility for shaping light on set.

Key Features

【400Ws Monolight & 150W Modeling Lamp】 NEEWER strobe light photography S101-400W PRO Studio Monolight has 400Ws high power output, GN65 guide number (1m, ISO100), an upgraded 150W LED modeling lamp (2600K), and 10%-100% brightness levels, suitable for commercial, portrait, wedding, and still life photography. 1/100-1/1000s duration time and 0.1-2.4s recycling time is perfect for capturing moving subjects and continuous shooting

【Powerful & Stable Flash Output】 The 5600K±200K cool daylight ensures high color fidelity and accurate color reproduction. The flash tube is resistant to high heat and high voltage for stable performance and continuous full power flashes (flash power adjustment: 4.0-10 (1/64-1/1)). The HD LCD screen provides a visual reference and saves data for quick flash setups

【2.4G Wireless Q System & S1/S2 Modes】 S101-400W PRO can work with the 2.4G 16 channel trigger and enable 1/200s high speed sync within 100ft/30m when set on the same channel. S101-400W PRO also works with QPRO Trigger (sold separately) for a quicker sync and better anti interference capabilities due to 1-99 wireless IDs and 32 channels. It can be triggered by a manual master unit in the S1 mode and a TTL master unit in the S2 mode

【Efficient & Silent Heat Dissipation】 The newly upgraded heat dissipation system adopts a silent cooling fan and superior radiators to effectively decrease operating temperature, prolong the lifespan of the monolight, create a quiet shooting environment, and prevent overheating after 260 continuous full power flashes

【Universal Bowens Mount & Umbrella Socket】 The standard Bowens mount is compatible with various light modifiers such as softboxes, reflectors, beauty dishes, and snoots for creative flash effects. The built in umbrella socket can secure a photography umbrella and supports 180° angle adjustments for flexible light positions

Specifications

Power Output
400Ws
Guide Number
GN65 (1m, ISO 100)
Flash Duration
1/100s–1/1000s
Recycle Time
0.1–2.4s
Flash Power Range
4.0–10 (1/64–1/1)
Color Temperature
5600K±200K
Modeling Lamp
150W LED, 2600K, 10%–100% Brightness
Wireless System
2.4G, 16 Channels
Sync Speed
Up to 1/200s
Trigger Modes
2.4G Wireless, S1, S2
Mount
Bowens Mount
Cooling
Silent Fan with Radiators
Continuous Full Power Flashes
260
Wireless Range
100ft / 30m
Brand
Neewer
Model
S101-400W PRO

Pros & Cons

👍 Pros

  • 400Ws output with a GN65 guide number provides enough power for large softboxes and group portraits.
  • Silent cooling fan prevents overheating through 260 continuous full-power flashes without disrupting quiet sets.
  • Built-in 2.4G wireless receiver and S1/S2 optical slave modes offer flexible triggering options.
  • HD LCD screen displays settings clearly, making it easy to dial in power and review configurations quickly.
  • Bowens mount and built-in umbrella socket with 180° adjustment accommodate a wide variety of light shaping tools.

👎 Cons

  • The 150W modeling lamp runs at 2600K warm color temperature, which does not match the 5600K flash output for accurate preview.
  • At full power, the 2.4-second recycle time can slow down fast-paced shooting sessions.
  • The unit requires a mains power connection, limiting its use to locations with available outlets.
  • The QPRO trigger with expanded channels and wireless IDs is sold separately, adding to the total cost.

Frequently Asked Questions

It uses the standard Bowens mount, which is compatible with a wide range of softboxes, reflectors, beauty dishes, snoots, and other light modifiers from various manufacturers.
Recycle time ranges from 0.1 seconds at lower power to 2.4 seconds at full power, allowing for fairly rapid shooting even at higher output levels.
Yes, it has a built-in 2.4G receiver with 16 channels. It works with the included 2.4G trigger and is also compatible with the Neewer QPRO trigger (sold separately) for expanded channel and ID options.
The upgraded heat dissipation system uses a silent cooling fan designed to minimize noise during shoots, which is important for video work or quiet studio environments.
The flash fires at 5600K±200K, which is close to daylight and provides consistent color for accurate reproduction across shots.