The MK AL-300/400PR-Inside white (model 274509) is a component in access control systems. It is finished in white and designed for indoor installation.
Ensure compatibility by reviewing the product specifications and requirements before purchase. For further technical details, contact Safsale support.
Use MK AL-300/400PR-Inside white 274509 when matching project requirements with the equipment already specified for the job.
Check the model information, category placement, and available product details before final selection.
This item appears in Access Control Systems, where buyers can compare related technical products for US projects.
When several similar products are available, use the model number and application notes to narrow the selection. A careful match can save time during installation and reduce the risk of ordering MK AL-300/400PR-Inside white 274509 for the wrong job.
Reviews: 1
Average score: 5
Installer
03/19/2026
Installed the MK AL-300/400PR-Inside white lock on an interior door for an office access control upgrade. The white finish matches the door frame well and fits the specified mounting requirements exactly. No issues during installation, and it aligns properly with the strike plate. Good sturdy build appropriate for indoor use.
Questions: 3
Safsale Product Desk
06/08/2026
When should Safsale be contacted before ordering?
The administration's response:
Contact Safsale before ordering when the datasheet is missing, the model number is unclear, or the product must be compared with an existing part. Extra checking is recommended when several similar variants appear in the same category.
Safsale Product Desk
11/12/2025
Can similar-looking models have different specifications?
The administration's response:
Yes. Similar model names can still differ by size, rating, mounting style, finish, connector detail, or revision number. Compare the complete product reference and datasheet details before treating two catalog items as interchangeable.
Safsale Product Desk
02/11/2025
What information from the datasheet matters most?
The administration's response:
The main points to compare are the complete model number, size, rating values, material or finish notes, mounting style, and any connection details shown by the manufacturer. These checks help confirm whether MK AL-300/400PR-Inside white matches the required product specification.
