KIT-H18078 Two Keys for STI-64...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$8.49

KIT-H18078 Two Keys for STI-6405

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Model: KIT-H18078

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

$8.49
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The KIT-H18078 includes two keys designed for use with the STI-6405. These replacement keys have been in circulation from October 2014 to the present.

Manufacturer Resources

Product Specs

Circulation Date:
October 2014 - current
Compatible Model:
STI-6405
Contents:
Two keys
Product Category:
Parts & Accessories
Product Group:
Safety
Product Subgroup:
Parts & Accessories
Product Type:
KIT-H18078 Two Keys for -6405
Series:
Exit Stopper®
Product Details:
Replacement Keys
Department:
Safety

Safety Technology International KIT-H18078 – Frequently Asked Questions

1) What does the STI KIT-H18078 key kit fit?
The KIT-H18078 is a pair of replacement keys for the STI-6405 Exit Stopper. The keys are what you use to reset or silence the alarm unit and to open the housing for battery service. If your alarm is a different STI model number, these are not the keys for it.
2) I have an older Exit Stopper alarm - will the KIT-H18078 keys work on it?
Only if the unit dates from October 2014 or later. The KIT-H18078 keys cover STI-6405 units in circulation from October 2014 to current production. STI changed the key on this model, so a 6405 bought before that date takes the earlier key, not this one. Check the purchase or install date of the unit before ordering.
3) Do I need to replace the whole STI-6405 Exit Stopper if I lost the key?
No. The KIT-H18078 is sold as a standalone replacement key set for the STI-6405, so a lost or broken key is a parts order, not a new alarm. Confirm the unit is from the October 2014 or later production run, which is what these keys match.
4) How many keys come in the STI KIT-H18078?
Two keys per kit. For a property manager keying a run of Exit Stopper units, that means one working key and one spare per kit ordered, so a building with several 6405 alarms on stairwell and emergency doors usually wants more than a single kit.
How fast can I get the Safety Technology International KIT-H18078 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 Safety Technology International KIT-H18078 come with a warranty?
Absolutely. The Safety Technology International KIT-H18078 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 Safety Technology International KIT-H18078?
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 Safety Technology International KIT-H18078 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.