ONsite Relay C Coupler Bundle

The ONsite Relay C Camera Power System lets you power your camera continually with any external USB-C battery or AC wall power, providing peace of mind knowing you have an uninterrupted power source for your camera.

$123.66$136.85

Relay Camera Coupler

Essentials




Uninterrupted Power For Your Camera With Any USB-C Battery Pack or AC Wall Power

Key Features:

  • Perfect for: astrophotography, night photography, timelapses, shooting video, long exposures, and travel photography
  • Continually power your camera with USB-C battery packs or AC wall power
  • Run two batteries simultaneously for longer runtime and no downtime
  • No need to purchase multiple camera batteries
  • Universally compatible with most proprietary Canon, Nikon, Sony, Panasonic, FujiFilm, Blackmagic and Olympus cameras, many Sony NP-F L-Series video monitors andlights and compatible with cameras and devices requiring up to 8V of power
  • Can be adapted for use with D-Tap batteries
  • Easy mounting options with integrated silicon strap and 1/4″-20 mount

ONsite Relay C Camera Power System provides the most up-to-date USB-C technology to photographers by giving them uninterrupted power to their camera with the ability to “hot swap” between multiple USB-C batteries which gives them the flexibility needed on a photoshoot.​

How Does it Work

ONsite Relay C Infographic

The ONsite Relay C connects to a power bank, wall adapter, and/or D-Tap battery using the two USB-C connections. The other end of the Case Relay connects to the Relay Camera Coupler which is inserted into your DSLR or mirrorless camera to power your camera without interruption.

Suggested Uses:

  • ONsite Relay C is ideal for time-lapse photography, astro-photography, or any photography that requires extended shooting time such as nature, fashion, landscape, architecture and more.
  • ONsite Relay C is ideal for video production as you can swap the External Battery Bank, without having to stop shooting to change camera batteries.
  • ONsite Relay C can be used with the NP-F platform to power any compatible device between 7v and 9v, like monitors, LED lights, video cameras, recorders, etc.
  • Use it to power Photobooths to ensure consistent uptime throughout an event.

Product Specifications:

  • Input: TYPE C PD 12V/2.5A (or above)
  • Output: DC 8V/3A
  • 1/4″ 20 thread

Relay Camera Coupler

  • Relay Coupler is simply an insert for your camera battery cavity that enables powering the camera via Case Relay Camera Power System. The coupler does not contain a battery or hold a charge.
  • Coupler cable is 10″ (25.4cm) – Coupler cable with Relay cable is 50″ (127cm)

What is the Proper Way to Connect the ONsite Relay C? Here’s the Recommended Connection Sequence:

  1. Keeping the cables unconnected, insert Relay Camera Coupler into camera, completely close door.
  2. Connect the ONsite Relay A to the power source.
  3. Connect the Relay Camera Coupler to the Case Relay

What’s Included:

  • One (1) ONsite Relay C
  • One (1) Adapter for Nikon Couplers
  • One (1) Adapter for Canon Couplers
  • One (1) 4.2mm female to 5mm female reducer
  • One (1) 5mm female to 5mm female coupler
  • One (1) Relay Camera Coupler