MK Grid Plus Secret Key Switch Module Spare Key - MK 3405ZIC

This is a spare secret key for the MK Grid Plus 20A Secret Key Switch Module. It is also known as ...

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Replacement Dual Use Key for Tamperproof Switch and Secret Connection Units

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Product Information

Full details

This guide is for users of the MK Grid Plus 20A Secret Key Switch Module. The key benefit is providing a spare key, ensuring continued functionality of your secret switch. A potential caveat is the need to keep the spare key secure to prevent unauthorized access. This guide covers key features, performance, setup, and troubleshooting for the MK 3405ZIC spare key, also known as the Honeywell 3405Zic Secret Fish Key.

All features

Model Part Number	3405ZIC
Brand	MK

Extended Product Information

FAQs

What is this key for?

This key is a spare for the MK Grid Plus 20A Secret Key Switch Module, providing a backup in case the primary key is lost or damaged.

Where can I find the model number?

The model number (MK 3405ZIC) is usually printed on the key itself.

Is this key compatible with other switch modules?

No, it is only compatible with the MK Grid Plus 20A Secret Key Switch Module and other compatible 2-pin secret switches.

How should I store the spare key?

Store the spare key in a secure location, separate from the original key, to prevent unauthorized access.

What happens if I lose both keys?

If both keys are lost, you will need to replace the switch module to regain access.

Troubleshooting

Key doesn't fit or operate the switch.

Verify the key is the correct model (MK 3405ZIC) and that the switch is a 2-pin type. Ensure there is no damage to the key or the switch mechanism.

Key is lost or stolen.

Immediately secure the controlled circuit. Consider replacing the switch module and the spare key to maintain security.

Pros and Cons

Pros

Provides a critical backup for your secret switch.
Ensures continuous operation in case of key loss or damage.
Simple to use and easily identifiable.
Genuine MK product, guaranteeing compatibility.

Cons

Requires careful storage to prevent unauthorized use.
Does not include the switch module itself.
Only compatible with specific 2-pin switch models.

Setup, Compatibility & Care

Compatibility: This key is only compatible with the MK Grid Plus 20A Secret Key Switch Module and 2-pin secret switches.
Identification: The key is marked as MK 3405ZIC or Honeywell 3405Zic.
Care: Store the spare key in a secure location, separate from the primary key, to prevent unauthorized access.