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Manufacturer Resources
Product Specs
- Application:
- Security latch provide security and control access
- Certifications:
- UL Listed
- Degree Of Protection:
- NEMA 4
- Product Category:
- Accessories
- Product Height:
- .27 in
- Product Length Depth:
- .81 in
- Product Weight:
- .365 lb
- Product Width:
- .275 in
- Department:
- Electrical
- Product Group:
- Accessories
- Product Subgroup:
- Inserts
- Product Type:
- Type 4 premier enclosure security inserts
- Product Details:
- Type 4 premier enclosure security inserts
- Product Style:
- Pole mounting kits
B-LINE 7MTLK – Frequently Asked Questions
1) What kind of key does the Eaton B-Line 7MTLK insert take?
The 7MTLK is a 7mm triangular latch insert, so it operates with a 7mm triangular key or wrench rather than a standard keyed cylinder. That is the same triangle profile used widely on utility and electrical enclosures to keep access limited to maintenance staff.
2) Will a triangular latch insert hold the NEMA 4 rating on my enclosure?
Yes. The 7MTLK insert is built for Type 4 premier enclosures and is rated to NEMA 4, so swapping it into a compatible Eaton B-Line premier enclosure door keeps the watertight/dust-tight protection level intact. It is also UL Listed.
3) Is the 7MTLK a complete latch or just the insert?
It is the insert only, the security core that drops into the latch on an Eaton B-Line Type 4 premier enclosure. The insert is what changes access control from a plain quarter-turn to a keyed triangular actuation; the latch body and door hardware are separate.
4) I need to standardize access on a run of outdoor electrical enclosures. Does a triangular insert do that?
That is exactly what it is for. Putting the same 7mm triangular insert in every premier enclosure means one key opens the fleet and nobody without that key gets in, while the NEMA 4 rating holds up outdoors against rain and hose-directed water. Useful for utility yards, campus grounds gear, and multi-site MRO where you want one tool on the truck.
5) Is the 7MTLK ordered as a single part number or are there options to pick?
One configuration only. The insert is ordered as model 7MTLK, MPN 7MTLK, with no finish, size, or handing choices to specify.
How fast can I get the B-LINE 7MTLK 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 B-LINE 7MTLK come with a warranty?
Absolutely. The B-LINE 7MTLK 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 B-LINE 7MTLK?
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 B-LINE 7MTLK 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.