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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.
iOptron HEM27/HEM44 Counterweight Bar

iOptron HEM27/HEM44 Counterweight Bar

by iOptron
SKU IOP-8456SL
$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00
Price Match Policy!
  • Official iOptron accessory for HEM series mounts
  • Enables balancing of heavier telescope payloads
  • Compatible with iOptron HEM27 and HEM44 mounts
  • Features an integrated safety lock to prevent counterweight slippage
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  • Description
  • FAQ
  • Specifications
  • In the Box
  • Warranty

  • iOptron HEM27/HEM44 Counterweight Bar

    The iOptron HEM27/HEM44 Counterweight Bar is the official shaft required to add counterweights to your iOptron HEM27 or HEM44 hybrid equatorial mount. While these mounts are designed for counterweight-free operation with lighter payloads, this bar is essential for balancing heavier optical tubes or complex imaging trains. It ensures your mount can achieve optimal tracking accuracy and stability when loaded closer to its maximum capacity.

    Secure Balancing for Your iOptron HEM27 or HEM44 Mount

    This counterweight bar threads directly into the declination axis of your HEM27 or HEM44 mount, providing a robust and secure platform for standard counterweights. An integrated safety lock at the end of the shaft acts as a critical fail-safe, preventing weights from accidentally sliding off during setup, balancing, or transport. This simple component unlocks the full payload potential of your mount for serious astrophotography.

  • When do I need the Counterweight Bar for my iOptron HEM27 or HEM44 mount?

    You need the iOptron HEM27/HEM44 Counterweight Bar when your telescope and imaging equipment approach or exceed the mount's specified payload for counterweight-free operation. Adding counterweights is necessary to maintain balance, reduce strain on the drive motors, and ensure precise tracking for astrophotography with heavier setups.

    What is the purpose of the safety lock on the iOptron HEM27/HEM44 Counterweight Bar?

    The integrated safety lock is a small but crucial feature that prevents your counterweights from sliding off the end of the bar. This protects your equipment from falling and potential damage, especially if the counterweight's locking knob becomes loose.

    Is the iOptron HEM27/HEM44 Counterweight Bar required for visual observing with a small refractor?

    Likely not. The primary advantage of the HEM mounts is their ability to handle lighter payloads, such as a small refractor for visual use, without any counterweights. This bar is intended for users with heavier telescopes, such as larger refractors, Newtonians, or SCTs, especially when adding cameras and other imaging accessories.

    Can I use third-party counterweight shafts with my iOptron HEM27 or HEM44 mount?

    It is strongly recommended to use the official iOptron HEM27/HEM44 Counterweight Bar. This ensures proper threading, fit, and compatibility with the mount's design. Using third-party accessories may result in an insecure fit or damage to the mount's threads.

    How does adding counterweights with the iOptron HEM27/HEM44 bar improve astrophotography?

    Properly balancing your telescope with counterweights significantly improves tracking accuracy. It reduces the workload on the mount's motors, leading to smoother guiding, rounder stars, and the ability to capture sharper long-exposure images of deep-sky objects like the Orion Nebula (M42).

    Is this the correct counterweight bar for the iOptron HAE series mounts?

    No. This counterweight bar is specifically designed for the iOptron HEM27 and HEM44 mounts. The HAE series mounts require their own specific counterweight bar, as the mounting threads and design are different.

  • Compatibility iOptron HEM27, HEM44 Mounts

    • HEM27/HEM44 Counterweight Bar

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  • iOptron 2-Year Limited Warranty