Corner Mount Bracket for PTZ Cameras (MT502) - FAQs & Troubleshooting

Modified on August 14, 2026

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This FAQ & Troubleshooting Guide covers the most common questions and installation issues for the Corner Mount Bracket for PTZ Cameras (MT502). Use it to confirm product compatibility, installation requirements, included hardware, load capacity, supported diameter range, mounting surface requirements, product dimensions, and common setup issues when using the corner mount bracket with compatible Lorex PTZ cameras and mounting accessories.

Need more details? Refer to the corner mount bracket’s Quick Start Guide, Specification Sheet, and the documentation for your compatible Lorex camera, junction box, or mounting accessory.

RECOMMENDED: Before installation, confirm that your camera, corner mount bracket, and any required mounting accessories are compatible. Make sure the mounting surface can support the total weight of the installed products and that the total installed weight does not exceed the corner mount bracket’s maximum load capacity.

TABLE OF CONTENTS


Quick Fix Checklist (Start Here)

  • Compatibility: Confirm that the corner mount bracket is compatible with your Lorex PTZ camera and mounting accessory at lorex.com/compatibility.
  • Supported diameter range: Confirm the installation setup is within the supported range of Ø1.18 to 7.01 in / Ø30 to 178 mm.
  • Load capacity: The total installed weight must not exceed 22.0 lb / 10 kg.
  • Surface strength: Confirm that the corner surface can support the total weight of the mount, camera, cabling, and any additional accessories.
  • Hardware: Check that all included hex bolts, flat washers, lock washers, hex nuts, and the Allen key are available before installation.
  • Fit: Do not force the camera or accessory onto the corner mount bracket. If the mounting holes do not line up, confirm compatibility before continuing.
  • Environment: Inspect the installation location for moisture, chemical exposure, salt air, vibration, or other conditions that may affect long-term mounting strength.
  • Final check: After installation, confirm that all fasteners are tightened and the mounted camera or accessory is secure.

Corner mount bracket does not fit the camera or accessory

  • Confirm that you are using the correct product: Corner Mount Bracket for PTZ Cameras (MT502).
  • Check compatibility at lorex.com/compatibility before installation.
  • Make sure the camera and mounting accessory are listed as compatible with the corner mount bracket.
  • Confirm that any required junction box, adapter, wall mount, or additional mounting accessory is compatible with the corner mount bracket.
  • Do not drill, modify, or force the bracket to fit an incompatible camera or accessory.
  • If the mount does not fit, stop installation and confirm the correct accessory combination for your camera model.

Supported diameter range is not compatible

  • Confirm the supported diameter range before installation.
  • The supported diameter range is Ø1.18 to 7.01 in / Ø30 to 178 mm.
  • Do not modify the bracket, fasteners, or hardware to fit an unsupported installation setup.
  • Choose a different installation location or compatible mounting accessory if the installation setup is outside the supported range.

Mounting holes do not line up

  • Make sure the corner mount bracket is positioned in the correct orientation before securing it to the surface.
  • Confirm that the correct compatible camera or mounting accessory is being attached to the corner mount bracket.
  • Check that the mounting surface is flat enough for the bracket to sit securely against both sides of the corner.
  • Loosely position all bolts or screws first, then tighten them evenly after alignment is confirmed.
  • If the holes still do not align, stop installation and recheck product compatibility.

Corner mount bracket feels loose after installation

  • Confirm that all bolts, washers, nuts, screws, and fasteners are fully tightened.
  • Check that the correct included hardware was used where applicable.
  • Make sure the mounting surface is strong enough to support the installed equipment.
  • If installing into masonry, brick, concrete, wood, or another surface type, use fasteners appropriate for that material.
  • Do not install the corner mount bracket on weak, damaged, unstable, or unsuitable surfaces.
  • Remove the camera or accessory and reinstall the corner mount bracket if movement remains after tightening.

Camera or accessory feels too heavy for the mount

  • The corner mount bracket supports a maximum load of 22.0 lb / 10 kg.
  • Confirm the combined weight of the camera, junction box, cabling, and any attached accessories.
  • Do not exceed the maximum load capacity.
  • Make sure the wall or corner surface can support the total installed weight.
  • If the installed product feels unstable, remove it immediately and verify compatibility, surface strength, and fastener installation.
Important: The corner mount bracket’s load capacity only indicates the maximum supported weight for the bracket when properly installed. The mounting surface and fasteners must also be suitable for the total installed weight.

Installation surface is uneven or not secure

  • Install the corner mount bracket only on a stable surface that can support the total installed weight.
  • Avoid installing on loose siding, damaged masonry, thin panels, or other surfaces that may shift or weaken over time.
  • Use fasteners suitable for the surface material.
  • If the corner is uneven, cracked, or not structurally sound, choose another installation location.
  • For commercial installations, consult a qualified installer if surface strength is uncertain.

Rust, corrosion, or wear is visible

  • Inspect the corner mount bracket regularly, especially in harsh environments.
  • Installations near salt water, chemical plants, industrial areas, or high-humidity environments may require more frequent inspection.
  • Check for loose fasteners, corrosion, cracking, deformation, or other signs of wear.
  • Replace the mount or hardware if strength or stability appears compromised.
  • Do not continue using the mount if the camera or accessory is no longer securely supported.

What is the MT502 used for?

The Corner Mount Bracket for PTZ Cameras (MT502) is used to install compatible Lorex PTZ cameras and mounting accessories on a corner surface.

It helps provide a secure mounting position when a compatible camera installation requires corner placement instead of a standard flat wall installation.


Which cameras is this corner mount bracket compatible with?

The Corner Mount Bracket for PTZ Cameras (MT502) is compatible with select Lorex PTZ cameras and mounting accessories.

Because compatibility may vary by camera model and accessory combination, always confirm the correct mounting path before installation at lorex.com/compatibility.


How do I check compatibility?

For the most up-to-date compatibility information, visit lorex.com/compatibility.

Tip: Check compatibility for the full installation, including the camera, corner mount bracket, junction box, wall mount, or any other accessory used in the mounting setup.

Does the corner mount bracket attach directly to the camera?

The corner mount bracket is used as part of a compatible camera mounting setup. Depending on the camera model, a compatible junction box, wall mount, adapter, or additional mounting accessory may be required.

Check the compatibility page before installation to confirm the correct accessory combination.


How do I install the corner mount bracket?

Refer to the installation diagram below for the recommended installation steps.

Output Resolution

Important: Before drilling or fastening the corner mount bracket, confirm compatibility, choose a structurally sound corner surface, confirm the installation setup is within the supported diameter range of Ø1.18 to 7.01 in / Ø30 to 178 mm, and make sure the total installed weight does not exceed 22.0 lb / 10 kg.

What is the maximum load capacity?

The maximum load capacity is 22.0 lb / 10 kg.

This means the total weight of the installed camera and any attached accessories must not exceed 22.0 lb / 10 kg. The mounting surface must also be strong enough to support the total installed weight.


What is the supported diameter range?

The supported diameter range is Ø1.18 to 7.01 in / Ø30 to 178 mm.

Always confirm the correct accessory combination and installation setup before installation.


What is the corner mount bracket made of?

The corner mount bracket is made of aluminum alloy and stainless steel.


What color is the corner mount bracket?

The Corner Mount Bracket for PTZ Cameras (MT502) is white.


What are the product dimensions and weight?

  • Product dimensions: 7.87 × 2.65 × 12.60 in (200 × 67.2 × 320 mm)
  • Product weight: 7.05 lb / 3.2 kg

Output Resolution


What comes in the box?

Output Resolution

  • 1 × Corner Mount Bracket
  • 5 × Hex Bolts
  • 6 × Flat Washers
  • 5 × Lock Washers
  • 6 × Hex Nuts
  • 1 × Allen Key

Can I install the corner mount bracket outdoors?

The corner mount bracket is intended for use with compatible outdoor security camera installations when installed correctly with compatible Lorex PTZ cameras and mounting accessories.

Make sure the installation surface, mounting hardware, camera, and accessories are suitable for the environment. Inspect the installation regularly in high-humidity, coastal, industrial, or corrosive environments.


Where should I install the corner mount bracket?

  • Choose a structurally sound corner surface that can support the total installed weight.
  • Position the corner mount bracket so the camera can cover the intended viewing area.
  • Avoid locations where the bracket or camera may be struck, loosened, or exposed to excessive vibration.
  • Plan cable routing before drilling or fastening the bracket.
  • For outdoor installations, choose a sheltered location where possible to help protect the camera, cables, and mounting hardware.

Can this corner mount bracket be used with other mounting accessories?

Yes. The corner mount bracket may be used as part of a compatible accessory mounting path depending on the camera model and installation type.

Confirm the correct accessory combination at lorex.com/compatibility before installation.


Do I need professional installation?

Professional installation is recommended if you are unsure whether the mounting surface can support the total installed weight, if special fasteners are required, or if the installation is in a commercial, industrial, high-traffic, or hard-to-reach location.


Helpful Tips

  • Confirm compatibility before opening the installation hardware or drilling mounting holes.
  • Check the total installed weight of the camera and any attached accessories before installation.
  • Do not exceed the maximum load capacity of 22.0 lb / 10 kg.
  • Use the correct fasteners for the installation surface.
  • Loosely align all bolts first, then tighten evenly after the corner mount bracket is positioned correctly.
  • After installation, gently check that the corner mount bracket and attached camera or accessory are secure.
  • Inspect the mount periodically, especially in outdoor, coastal, high-humidity, or corrosive environments.
  • Keep the Quick Start Guide and compatibility information available for future service or accessory changes.

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