Command Access ETH-BB79 Energy...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$156.00
$122.46

Command Access ETH-BB79 Energy Transfer Hinge, 5 Knuckle Standard Weight, Steel Base Material

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Model: CAT ETH-BB79
From the ETH 5 Series Collection
$156.00
$122.46
Selected Finish is

In Stock (leaves warehouse same day if ordered before 3pm ET)

$156.00
$122.46
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ETH-BB79

Energy Transfer Hinge – 5 Knuckle, Standard Weight, Steel Base Material
Optimized for: energy transfer hinge, ETH hinge, powered hinge, wire transfer hinge, mlrk1 vd integration


The ETH-BB79 Energy Transfer Hinge is a robust and secure solution for routing low-voltage power from the frame to door-mounted hardware — without any exposed or vulnerable wiring. Designed for heavy-use commercial environments, the ETH hinge ensures clean, discreet, and durable wire transfer, maintaining the aesthetic of a conventional hinge while adding vital electronic capability.

Whether you're integrating with electrified exit devices like the MLRK1-VD for Von Duprin 33/35 or 98/99 series, or installing electric mortise/cylindrical locks, electric strikes, exit trims, door lights, or card readers, the ETH-BB79 delivers seamless power continuity.


? Applications & Compatibility

  • Works perfectly with:

    • Motorized Latch Retraction Kits like MLRK1-VD

    • Electrified mortise & cylindrical locks

    • Electric exit trims & pullback exit devices

    • Door-mounted card readers & low-voltage indicators

  • Ideal for:

    • New construction or retrofit on hollow metal and wood doors

    • High-security or access-controlled openings


⚙️ Specifications

  • Material: Steel base, 5-knuckle design

  • Power Transfer: Internal wire routing eliminates exposed conductors

  • Concealment: All wiring is protected and invisible when the door is closed

  • Voltage Use: Supports low-voltage applications (commonly 12VDC to 24VDC systems)

  • Mounting: Installs like a conventional hinge — no specialized prep required

  • Customization: Available in most major hinge brands, finishes, and sizes


? Secure & Clean Integration

Use the ETH-BB79 with systems like Command Access MLRK1-VD to maintain clean installations and protect all electrified connections from tampering or wear. This hinge is an essential component for ADA-compliant, access-controlled, and code-compliant door openings.

Manufacturer Resources

Product Specs

Subcategory:
Hinges
Product Group:
Door Hinges and Pivots
Series:
ETH 5 Series
Knuckles:
5
Product Subgroup:
Electrified Hinges
Duty Level:
Medium Duty
Commercial/Residential:
Commercial
Product Type:
Hinges
Electronic:
Yes
Tags:
mlrk1 vd
Collection:
ETH 5 Series
Product Category:
Electronic Access Controls

Command Access CAT ETH-BB79 – Frequently Asked Questions

1) What is the Command Access ETH-BB79 Energy Transfer Hinge used for?
This 5-knuckle steel hinge transfers electrical power through the door frame to powered hardware. Commonly used for electric strikes, magnetic locks, door position switches, and access control devices on heavy doors.
2) What door weights and sizes can this hinge handle?
Standard weight steel construction handles most commercial hollow metal doors up to 250 pounds. Always verify door weight and size against manufacturer specifications before installation.
3) How many electrical conductors does this hinge carry?
The ETH-BB79 model typically carries multiple low-voltage conductors. Check specifications for exact wire gauge and conductor count. Not suitable for line voltage applications.
4) What hand configurations are available?
Energy transfer hinges are available in right hand and left hand configurations. Verify door swing direction and specify correct hand when ordering to ensure proper electrical connection routing.
5) What finish options does Command Access offer?
Command Access hinges typically come in standard finishes including US10B, US26D, and painted options. Consult manufacturer specifications for available finishes on this specific model.
6) Does this hinge meet building code requirements?
Energy transfer hinges must meet local electrical and building codes. Verify compliance with NFPA 101, IBC requirements, and local AHJ standards for your specific application and installation.
7) What tools are needed for installation?
Installation requires standard door hardware tools plus electrical equipment. Use manufacturer template for precise mortising. Route wiring per electrical code requirements through frame and connect to low voltage control circuits.
8) Can this hinge be used on fire-rated doors?
Fire rating depends on specific listing and door assembly requirements. Verify UL listing and fire rating compliance for your door application with manufacturer documentation.
9) How do you maintain energy transfer hinges?
Regular maintenance includes checking electrical connections, cleaning contact points, and lubricating pivot pins. Test electrical continuity periodically and inspect for loose connections or damaged conductors.
10) Are there compatible accessories available?
Command Access offers compatible wire harnesses, connection blocks, and mounting hardware. Use only manufacturer-approved accessories to maintain electrical integrity and warranty coverage.
11) What are alternative models to consider?
Consider other Command Access energy transfer models based on conductor count, door weight, and finish requirements. Heavy weight versions available for oversized doors requiring additional electrical capacity.
How fast can I get the Command Access CAT ETH-BB79 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Command Access CAT ETH-BB79 come with a warranty?
Absolutely. The Command Access CAT ETH-BB79 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Command Access CAT ETH-BB79?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Command Access CAT ETH-BB79 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.