DoorBird 423868533 D21DKV Surf...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$545.85
DoorBird D21DKV Surface Mount Housing (Backbox). Fits D21DKV IP Video Door Station Only. Stainless Steel V4A (Salt-Water and Grinding Dust Resistant), Brushed.

DoorBird 423868533 D21DKV Surface Mount Housing (Backbox) in Brushed Stainless Steel V4A

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Model: 423868533
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$545.85
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DoorBird D21DKV Surface Mount Housing (Backbox) in Brushed Stainless Steel V4A

The DoorBird D21DKV Surface Mount Housing is a purpose-built backbox designed exclusively to fit the D21DKV IP Video Door Station. Constructed from Stainless Steel V4A, this housing is engineered to resist salt-water exposure and grinding dust, making it well suited for demanding commercial and coastal installations. With overall dimensions of 15.71 x 5.94 x 4.99 in (H x W x D), the brushed finish provides a durable, professional appearance that complements the D21DKV video door station it is designed to support.

Key Features

  • Housing Dimensions: 15.71 x 5.94 x 4.99 in (H x W x D) for accurate surface mount placement and clearance planning.
  • Material Construction: Stainless Steel V4A provides Salt-Water and Grinding Dust Resistance for long-term durability in harsh environments.
  • Brushed Finish: A brushed Stainless Steel V4A surface delivers a clean, professional appearance while resisting corrosion and surface wear.
  • Dedicated Compatibility: Fits only the DoorBird D21DKV IP Video Door Station, ensuring a precise, purpose-matched fit.
  • Surface Mount Design: Backbox configuration supports surface installation for applications where flush mounting is not required or practical.

Technical Specifications

  • Catergory: Access Control
  • Subcategory: Parts and Accessories
  • Product Group: Electronic Access Controls
  • Product Subgroup: Housings
  • Product Type: Flush Mount Housing
  • Product Dimension: 15.71 x 5.94 x 4.99 in (H x W x D)
  • Department: Door Hardware

Typical Applications

  • Commercial Office Buildings
  • Multi-Tenant Residential Properties
  • Coastal and Marine-Adjacent Properties
  • Industrial and Warehouse Facilities
  • Retail Establishments
  • Government and Municipal Buildings

Why DoorBird D21DKV?

DoorBird D21DKV accessories are engineered with precision to match the exact specifications of their intended video door station, ensuring a seamless, secure fit. The Stainless Steel V4A construction with Salt-Water and Grinding Dust Resistance reflects a commitment to durability in challenging commercial environments. Choosing a purpose-built DoorBird housing helps maintain the integrity and professional appearance of your D21DKV installation for years to come.

Product Specs

Catergory:
Access Control
Subcategory:
Parts and Accessories
Product Group:
Electronic Access Controls
Product Subgroup:
Housings
Product Type:
Flush Mount Housing
Series:
D21DKV
Product Dimension:
15.71 x 5.94 x 4.99 in (H x W x D)
Department:
Door Hardware

DoorBird 423868533 – Frequently Asked Questions

1) Surface mount or flush mount backbox for a DoorBird D21DKV: which one do I need?
Use the surface mount backbox when you cannot or do not want to cut a pocket into the wall. It mounts on the face of masonry, brick, stone or a gate post and the station sits proud by the housing's 4.99 inch depth. Flush mounting is the choice where you want the station sitting close to the wall face and can open a recess for it. Retrofits onto solid or historic walls, and gate or fence posts, are the usual case for going surface mount.
2) Is a DoorBird D21DKV housing suitable for a coastal or beachfront building?
Yes. The housing is Stainless Steel V4A, which DoorBird rates as salt-water resistant, so it is the grade to use on oceanfront and marine-adjacent entries where a lesser stainless would pit and streak. It is also rated against grinding dust, which is what matters on industrial and warehouse entrances.
3) Does the DoorBird D21DKV backbox come with the video door station, or do I order that separately?
The backbox is the housing only. The D21DKV IP Video Door Station is a separate order, and so are the network and power provisions for it. Order the two together if you are specifying a new entry, since the housing has no function on its own.
4) What is Stainless Steel V4A and how is it different from regular stainless on a door station?
V4A is the European designation for molybdenum-bearing stainless, the grade specified where chloride exposure is a factor, salt air, de-icing salt spray, pool chemistry. On the D21DKV backbox it is finished brushed, so it holds a uniform grain and does not show handling marks the way a polished panel does at a high-traffic entry.
5) Are there options to pick when ordering the DoorBird 423868533 housing?
One configuration only, brushed Stainless Steel V4A in the surface mounting version, sold under DoorBird part 423868533. There is no finish or size choice to specify. If your drawing calls for a recessed installation instead, you need the flush mount version of the D21DKV housing, not this one.
6) Can I use one DoorBird D21DKV surface housing across several buildings in my portfolio?
Yes, and that is the usual reason property managers standardize on it. The same 423868533 backbox works at any entry where a D21DKV station is going in, so the multi-tenant lobby, the parking gate and the service door all take an identical part, one spare on the shelf covers all of them, and the brushed V4A finish reads the same at every door.
How fast can I get the DoorBird 423868533 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 DoorBird 423868533 come with a warranty?
Absolutely. The DoorBird 423868533 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 DoorBird 423868533?
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 DoorBird 423868533 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.
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