Pegasus Astro DSLR Buddy Power Supply for DSLR Cameras # PEG-DB

Starting at: $100.00

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In Stock (6 Available)
Ships by Next Business Day
Pegasus Astro DSLR Buddy Power Supply   +$0.00
Manufacturer SKU: DSLRBuddy
Item Can Ship: To US / Canada Only
Pegasus Astro DSLR Buddy Power Supply for DSLR Cameras # PEG-DB

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Quick Overview

  • DSLR Buddy is a small device designed for astrophotographers to provide constant power supply to DSLR cameras. It also can power up a heater by varying the duty cycle of the DC voltage (PWM control). It is the definitely perfect buddy for your DSLR in the mountains or in any astrophotographic field.
  • With this dummy battery and the built in Dew Heater Output nothing can stop your camera working for the whole night long! A unique product for timelapses and astro-photography (deep sky, star trails, etc).
  • Various camera battery couplers are available separately. Please see available choices with camera compatibility in section 5 below in the description. If an available choice does not appear in the purchase options above, it is out of stock.

Product Details

1. Constant Power Supply to DSLR Camera

Plug the dummy battery to your DSLR and forget to replace the battery every time it drains of power. Connect a 9- 15V power supply to the DSLR buddy and power on your camera with stable and constant voltage for the whole night long!

2. Built in Single Channel RCA Dew Heater Output

DSLR Buddy has a built in Pulse Width Modulation duty cycle control output for Dew Heater or Flatbox. Able to provide more than 5A of current to your heaters. . Get rid of the moisture on your lens which can ruin your night!

3. Simple rotary knob control

You can manually dim the output using the knob on the top of the DSLR Buddy

A red light (PWM duty cycle indicator) change its brightness when you adjust the dew knob.

4. Reverse Polarity Protection

The device is designed to be protected from reverse voltage polarity. No worries if you accidentally reverse connect your power source.

5. Choice of Battery Couplers

Camera battery couplers are NOT included and are sold separately. Available models are listed above. You can buy as many as you like for different cameras. Please make your selection from the purchase options above when buying this item. If one of the models listed below does not appear in the choices above, it means that it is temporarily out of stock.

Please note: The battery couplers listed below are Pegasus Astro's products with a 2.1mm socket to fit the DSLR Buddy. These are not OEM couplers (those may have the same item number but a different socket size that will not fit the DSLR Buddy).

Canon Model DR–E5 compatible with:

  • Canon Digital Rebel XSi, Rebel XS (digital)
  • Canon 450D Rebel XSi
  • Canon EOS 450D, 500D, 1000D
  • Canon EOS Kiss F, Kiss X2, Kiss X3
  • Canon EOS Rebel T1i

Canon Model DR-E6 (Canon leadership cameras) compatible with:

  • Canon 5D Mk II, 5D Mk III
  • Canon 6D
  • Canon 60D, 60Da
  • Canon 7D
  • Canon 70D
  • Canon ACK-E6, EOS 5DS, 5DS R

Canon Model DR-E8 (Canon medium range cameras) compatible with:

  • Canon Digital EOS T2i, T3i, T4i, T5i
  • Canon X4, X5, X6
  • Canon EOS 550D, 600D, 650D, 700D

Canon Model DR-E10 (Entry camera models) compatible with:

  • Canon EOS 1100D
  • Canon 1200D.
Canon Model DR-E17 compatible with:
  • Canon EOS M3 Mirrorless
Canon Model DR-E18 compatible with:
  • Canon EOS Rebel T6s
  • Canon EOS Rebel T6i
    Canon EOS Rebel T7i
  • Canon 750D
  • Canon 760D
  • Canon 800D

Canon Model DR-400 (Older camera models) compatible with:

  • Canon 5D
  • Canon 50D
  • Canon 40D
  • Canon 30D
  • Canon 20D
  • Canon 10D
  • Canon D60
  • Canon D30
Fuji Model NP-W126 compatible with:
  • HS30EXR
  • HS33EXR
  • HS50EXR
  • X-A1
  • X-E1
  • X-E2
  • X-M1
  • X-Pro1
  • X-T1
  • X-T2
Sony Model PW-20 compatible with:
  • Sony Mirrorless A7x

 6. What's in the Box:

  • DSLR Buddy Controller
  • Dummy battery plus 1 meter length right angled cable
  • Cigarette Lighter Plug 1.8m length (8A fuse)

Product carries a two-year manufacturer warranty.


  • Supply Voltage: 9-15V DC (Reverse Polarity Protected). 12V DC is preferred
  • Power Input Connector: 2.1mm Centre Positive Socket
  • DSLR Output: 3.5mm Mono Jack (pin is positive), DC 8V
  • Dew Heater or Flat Output: 1 x RCA (5A max current)
  • Supported Dummy Batteries (5 types of Batteries for Canon DSLRs – Nikon and Sony will also be supported in the near future)
  • Dimensions: 66mm x 66mm x 28mm