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Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.

Description

HES HEB-3BK-MM15 Header Extension Bracket

The HES HEB-3BK-MM15 is a 3-inch header extension bracket engineered for flexible mounting of HES MM15 series electromagnetic locks. This accessory solves installation challenges where standard mounting distances require adjustment, enabling proper lock positioning in varied door frame configurations.

Key Features

  • 3-inch extension length for customized installation spacing
  • Purpose-built compatibility with HES MM15 series electromagnetic locks
  • Robust metal construction for secure, durable mounting
  • Header/frame mount configuration for professional access control systems

Technical Specifications

  • Extension Length: 3 inches
  • Compatibility: HES MM15 series electromagnetic locks
  • Mounting Type: Header/frame mount
  • Construction: Metal

Applications

This extension bracket is ideal for commercial security installations, access control systems, and industrial facilities where precise electromagnetic lock positioning is critical. Common applications include door frame installations requiring spacing adjustments and multi-door security deployments where standardized mounting distances cannot accommodate existing infrastructure.

Specifications
Weight: 4 lb
Country of Origin: US
Input Voltage: 24VDC
Product Type: Lock/Strike
Certifications: 5-1/8"
Mounting: Plate
Mount Type: Rack
Q&A
Reviews

HES HEB-3BK-MM15 Header Extension Bracket

$74.00
$73.99

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System Design, Deployment & Technical Support

Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.

Fixed scope • Fixed price

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  • Get help validating product compatibility
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  • Migration and system standardization across single-site or multi-site deployments
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