SECO-LARM DH-100A-01SQ Replacement Armature Plate

Replacement Armature Plate For SECO-LARM Magnetic Door Holders

The SECO-LARM DH-100A-01SQ is a replacement adjustable armature plate designed for use with compatible SECO-LARM magnetic door holder assemblies. Engineered with an adjustable mounting design that accommodates door alignment changes without reinstallation, this armature plate ensures consistent magnetic contact and reliable hold-open performance. The precision-machined stainless steel face provides optimal surface contact with the magnetic door holder coil for maximum holding force. Ideal for new installations or replacement of worn or damaged armature plates in residential, commercial, and public area door control applications.

Key Features

• Replacement armature plate for SECO-LARM DH-151SQ and DH-171SQ magnetic door holders
• Adjustable mounting design accommodates door alignment changes without reinstallation
• Precision-machined stainless steel face ensures optimal magnetic contact surface
• Maintains full 33 lb holding force when properly aligned with door holder
• RoHS compliant construction
• Verify compatibility with your specific door holder model prior to purchase

Technical Specifications

• Part Number: DH-100A-01SQ
• Component Type: Replacement armature plate
• Dimensions: 2-9/16 in x 2-9/16 in x 1-9/16 in (65 x 65 x 40 mm)
• Weight: 8.4 oz (237g)
• Compatibility: SECO-LARM DH-151SQ and DH-171SQ magnetic door holders
• Certification: RoHS compliant
• Manufacturer: SECO-LARM
• Condition: New, genuine OEM part

Conclusion

For magnetic door holder systems requiring armature plate replacement, the DH-100A-01SQ provides factory-spec contact surface and adjustable alignment for consistent hold-open performance. Confirm compatibility with your specific door holder model before ordering to ensure proper magnetic engagement and holding force.