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IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.
IMPORTANT: Our store is located in Canada. All orders that include products manufactured outside of Canada or USA will be subject to tariffs and duties, regardless of the order value. US customers are responsible for all applicable duties and tariffs, and those will be billed by the carrier, except for the Lacerta upgrade kit, for which we collect them at checkout.

Hand Controllers & Drives

A modern imaging rig is a small outdoor computer network running in the cold. Hubs, cables, power distribution, WiFi modules and controllers determine whether it runs unattended for eight hours or drops a connection at 2 a.m. David Astro carries electronic accessories in Canada, shipping from Canadian stock.

Most overnight failures we help diagnose are power or cable failures rather than software ones. Tell us what your rig is doing and we will help you find the actual cause.

Filters

$51.95 - $51.95
$51.95
$51.95 - $51.95
$51.95

Celestron AstroMaster/PowerSeeker Motor Drive

CEL-93514

Adds Right Ascension tracking to AstroMaster and PowerSeeker equatorial mounts Compensates for Earth's rotation to keep objects centered Variable ...

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$51.95 - $51.95
$51.95
$51.95 - $51.95
$51.95
$29.95 - $29.95
$29.95
$29.95 - $29.95
$29.95

Celestron AUX Port Splitter

CEL-93919

Adds a second auxiliary port to your Celestron mount Connect two accessories at once, like a hand controller and StarSense AutoAlign Plugs directl...

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$29.95 - $29.95
$29.95
$29.95 - $29.95
$29.95
$174.95 - $174.95
$174.95
$174.95 - $174.95
$174.95

Celestron Dual-Axis Motor Drive for CG-4 Mounts

CEL-93522

Adds Right Ascension tracking to follow celestial objects Includes a Declination motor for 4-way direction control Variable speed hand controller ...

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$174.95 - $174.95
$174.95
$174.95 - $174.95
$174.95
$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95

Celestron NexStar+ Hand Control USB, AZ

CEL-93981
1 in stock

Direct GoTo upgrade or replacement for Celestron alt-azimuth mounts Access a vast database of celestial objects across 4 major catalogs Features C...

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$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95

Celestron NexStar+ Hand Control USB, EQ

CEL-93982

Direct replacement for Celestron equatorial GoTo mounts Intuitive menu system for object navigation Features Celestron's All-Star Polar Alignment ...

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$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95
$194.95 - $194.95
$194.95
$194.95 - $194.95
$194.95

Celestron SkySync GPS Accessory

CEL-93969

Automatically provides time, date, and location data from GPS satellites Connects to your Celestron telescope's hand control or AUX port Simplifie...

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$194.95 - $194.95
$194.95
$194.95 - $194.95
$194.95
$479.00 - $479.00
$479.00
$479.00 - $479.00
$479.00

Celestron StarSense AutoAlign

CEL-94005

Replaces manual alignment with automated plate-solving 1.2 Megapixel CMOS sensor with 3.75µm pixels Fast f/2, 20mm 2-element objective lens Includ...

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$479.00 - $479.00
$479.00
$479.00 - $479.00
$479.00
$659.00 - $659.00
$659.00
$659.00 - $659.00
$659.00

Celestron StarSense AutoAlign for Sky-Watcher Mounts

CEL-94006

Automatically aligns your Sky-Watcher mount in minutes Replaces manual star alignment with advanced plate-solving technology Compatible with HEQ5,...

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$659.00 - $659.00
$659.00
$659.00 - $659.00
$659.00
$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95

Celestron StarSense Hand Control USB

CEL-93999

Unlocks StarSense AutoAlign accessory functionality 40,000-object database with detailed information Direct PC connection via Mini-USB for firmwar...

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$143.95 - $143.95
$143.95
$143.95 - $143.95
$143.95
$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99

Explore Scientific Right Ascension Drive for EQ3 Mounts

ES-ON-EQ3-Drive

Adds automatic Right Ascension tracking to manual mounts Keeps celestial objects centered in the eyepiece Ideal for high-magnification planetary a...

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$129.99 - $129.99
$129.99
$129.99 - $129.99
$129.99
iOptron Go2Nova® 8407+ Hand Controller
$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00

iOptron Go2Nova® 8407+ Hand Controller

IOP-8407+

~212,000 Object GoTo Database Large 8-line, 21-character backlit LCD screen 9 slew speeds for precise centering Internal heater for operation down...

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$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00
iOptron Go2Nova® 8408 Hand Controller
$218.00 - $218.00
$218.00
$218.00 - $218.00
$218.00

iOptron Go2Nova® 8408 Hand Controller

IOP-8408

Backlit 4-line, 21-character LCD display 50,000+ or 150,000+ object database depending on mount 9 distinct slew speeds for precise control ...

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$218.00 - $218.00
$218.00
$218.00 - $218.00
$218.00
iOptron Go2Nova® 8411 Handset
$289.00 - $289.00
$289.00
$289.00 - $289.00
$289.00

iOptron Go2Nova® 8411 Handset

IOP-8411

8-line, 21-character high-contrast OLED display Internal database with approximately 212,000 objects Responsive 32-bit ARM processor 9-speed slew ...

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$289.00 - $289.00
$289.00
$289.00 - $289.00
$289.00
iOptron Go2Nova® Handset 8401
$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00

iOptron Go2Nova® Handset 8401

IOP-8401

GoToNova® database with over 120,000 celestial objects Large 8-line backlit LCD for clear menu navigation 9 slew speeds for precise centering and ...

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$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00
iOptron Go2Nova® Handset 8405
$175.00 - $175.00
$175.00
$175.00 - $175.00
$175.00

iOptron Go2Nova® Handset 8405

IOP-8405

GOTONOVA® database with over 14,000 objects Backlit 4-line, 21-character LCD display 5 slewing speeds for precise control Powered by a 32-bit ARM ...

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$175.00 - $175.00
$175.00
$175.00 - $175.00
$175.00
iOptron Go2Nova® Handset 8409
$249.00 - $249.00
$249.00
$249.00 - $249.00
$249.00

iOptron Go2Nova® Handset 8409

IOP-8409

~212,000 object GoTo database Integrated Wi-Fi for wireless control Backlit 4-line, 21-character LCD 9-speed motor control ASCOM compatible for PC...

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$249.00 - $249.00
$249.00
$249.00 - $249.00
$249.00
iOptron Go2Nova® Handset 8409V2 for select Strain Wave Gear Mounts
$249.00 - $249.00
$249.00
$249.00 - $249.00
$249.00

iOptron Go2Nova® Handset 8409V2 for select Strain Wave Gear Mounts

IOP-8409V2

4-line, 21-character backlit LCD for clear night-time viewing Extensive GoToNova database with approximately 212,000 celestial objects 9 distinct ...

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$249.00 - $249.00
$249.00
$249.00 - $249.00
$249.00
iOptron Go2Nova® Handset 8410
$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00

iOptron Go2Nova® Handset 8410

IOP-8410
1 in stock

Approximately 212,000 object database Backlit 8-line, 21-character LCD 9 distinct slew speeds for precise centering Internal heater for operation ...

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$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00
iOptron GPS Module for CEM26/GEM28/CEM40/GEM45 Mounts
$125.00 - $125.00
$125.00
$125.00 - $125.00
$125.00

iOptron GPS Module for CEM26/GEM28/CEM40/GEM45 Mounts

IOP-8438

Automatically inputs time, date, and location Eliminates manual coordinate entry for faster setup Increases the accuracy of initial GoTo alignment...

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$125.00 - $125.00
$125.00
$125.00 - $125.00
$125.00
iOptron iMate Astronomy Control Box
$219.00 - $219.00
$219.00
$219.00 - $219.00
$219.00

iOptron iMate Astronomy Control Box

IOP-8480

Integrated astronomy device control hub Runs a curated version of Kstars/Ekos and INDI Powers cameras, focusers, and accessories Generates a stron...

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$219.00 - $219.00
$219.00
$219.00 - $219.00
$219.00
$41.78 - $45.58
$41.78 - $45.58
$41.78 - $45.58
$41.78

Pegasus EQDIR USB Stick for EQMOD

Options available
12 variants in stock

Our new compact EQDir USB Stick Adapter for EQMOD allows direct connection of Skywatcher HEQ5 Syntrek/PRO, NEQ6 Syntrek/PRO, AZ EQ6-GT and EQ8 moun...

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$41.78 - $45.58
$41.78 - $45.58
$41.78 - $45.58
$41.78
$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00

PrimaLuceLab EQMOD USB Interface for EQ5, HEQ5, AZ-EQ5, AZ-EQ6 and EQ8

PLL-PLLUSBAZEQ6

EQMOD USB interface for SkyWatcher mounts connects to the hand pad port of the SkyWatcher computerized mounts and the USB port of computer, so it'...

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$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00

PrimaLuceLab EQMOD USB Interface for EQ6

PLL-PLLUSBEQ6

The EQMOD USB interface allows you to connect SkyWatcher mounts to the control computer (also the EAGLE) bypassing the mount hand pad. Using the EQ...

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$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00
PrimaLuceLab GPS antenna for EAGLE4/5/6
$65.00 - $65.00
$65.00
$65.00 - $65.00
$65.00

PrimaLuceLab GPS antenna for EAGLE4/5/6

PLL-PL3600088

Official Replacement for EAGLE4, EAGLE5, and EAGLE6 Provides Accurate GPS Time & Location Data Essential for Precise Mount GoTo Alignment Plug...

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$65.00 - $65.00
$65.00
$65.00 - $65.00
$65.00

Electronics That Keep a Rig Running

Reliability comes from short cable runs, adequate current headroom, and connectors that survive repeated cold cycling.

  • Powered USB hubs: Mount-top hubs that shorten cable runs to cameras and focusers, since long unpowered USB runs are a leading cause of intermittent disconnections.
  • Power distribution boxes: Convert one supply into regulated outputs for mount, camera, dew heaters and focuser, with individual fusing.
  • WiFi and network modules: Wireless control of mounts and accessories, removing a data cable from the moving part of the rig.
  • Cables: Cold-flexible cabling in appropriate gauge, since standard PVC cable stiffens dramatically below minus 20 and can drag the mount.
  • Controllers and interface boxes: Devices that bridge focusers, rotators, flat panels and sensors into a single control environment.
  • Cable management: Clips, wraps and routing hardware that prevent the snag which ends a session and can damage a focuser.

Why Choose David Astro for Electronic Accessories

We troubleshoot these rigs regularly, so the recommendations come from failure patterns rather than specifications.

  • Cold-weather cabling advice: We recommend cable types that stay flexible below minus 20, because stiff cable pulls on the mount and shows up as guiding error.
  • Current headroom calculated: We total your loads and specify distribution with margin, since running near capacity causes the intermittent faults that are hardest to diagnose.
  • USB run length considered: We keep camera connections short with a mount-top hub, which resolves most unexplained disconnection problems.
  • Authorized dealer: Genuine products with manufacturer warranty, in Canadian inventory and shipped domestically.
  • Ships from Canada: No duties or brokerage fees for Canadian buyers.

Electronic Accessories in Canada — Frequently Asked Questions

Why does my camera keep disconnecting?
Usually a long USB run, an unpowered hub, or a marginal power supply. Moving to a powered hub on the mount with short cables to the camera resolves the majority of these cases.
Do I need a power distribution box?
Once you are running mount, camera, focuser and dew heaters, yes. Individual fusing and regulated outputs prevent one fault taking down the whole rig, and it removes a tangle of separate supplies.
What cable should I use in winter?
Silicone or otherwise cold-rated cable. Standard PVC stiffens below about minus 20 and can exert enough force on the mount to affect guiding, quite apart from the risk of snagging.
Is WiFi control reliable outdoors?
Generally yes at short range, and it removes a cable from the moving parts. For unattended all-night operation, many imagers still prefer a wired connection to the control computer for the critical link.

Rig dropping out overnight?

Describe the failure and we will help find the cause. Canadian stock, cold-rated components, expert support.