---
title: "Authorized Mul-T-Lock Dealer — High Security Solutions"
description: "Upgrade your security with Mul-T-Lock. US Locksmith is an authorized dealer for Interactive+, MT5+, and Hercular deadbolts. Licensed & Insured."
canonical: https://www.us-locksmith.com/multlock-locks.html
---

# Authorized Mul-T-Lock Dealer

Advanced Security for Homes & Businesses

[Get a Quote](tel:18667766062)

✓ Lic #00443LK

Interactive+

MT5+ Platform

**US Locksmith** is a licensed (Lic #00443LK) locksmith company serving all of South Florida since 2004. Our mobile technicians provide 24/7 emergency locksmith service with an average 15-minute response time across Miami-Dade, Broward, and Palm Beach counties.

## Why Choose Mul-T-Lock?

Mul-T-Lock is a global leader in high-security locking solutions. Their patented technologies offer superior protection against picking, drilling, and unauthorized key duplication. **US Locksmith is an Authorized Dealer**, trained to install and service the full range of Mul-T-Lock products.

Whether you need a single deadbolt for your home or a complex master key system for your commercial building, Mul-T-Lock provides the flexibility and security you demand.

### Patented Key Control

Mul-T-Lock keys (Interactive+ and MT5+) cannot be duplicated at a standard hardware store. Copies can only be made by authorized dealers with your personal ID card.

### 🛡 Drill Resistance

Hardened steel pins and inserts protect the cylinder from drilling attempts, ensuring your lock stays intact under attack.

### Flexible Keying

Create a convenient Master Key system where one key opens everything, while other keys are restricted to specific doors.

## Mul-T-Lock Products We Install

### Hercular Deadbolt

One of the strongest deadbolts in the world. Reinforced with ball bearings to resist prying and a hardened steel bolt to prevent sawing.

### Interactive+ Cylinder

Upgrade your existing lock hardware. We can replace the internal core of your current lock with a high-security Mul-T-Lock Interactive+ cylinder.

### NE Series Padlocks

High-security padlocks designed for extreme weather and maximum resistance to cutting and prying. Ideal for gates and industrial use.

Related Article

### Medeco vs Mul-T-Lock: Which High-Security Lock Is Right for Your Home?

Before you commit to a Mul-T-Lock keyway, see how it compares against Medeco on key duplication control, replacement lead times in Miami-Dade and Broward, and installed cost.

[Read the full Medeco vs Mul-T-Lock comparison →](https://www.us-locksmith.com/blog/medeco-vs-mul-t-lock/)

## How Much Does a Locksmith Cost in Multlock Locks?

Professional installation by certified technicians.

Service Call / Trip Charge
$29

Mul-T-Lock Cylinder Retrofit
Call for Quote

Hercular Deadbolt Installation
Call for Quote

Key Duplication (ID Required)
Call for Quote

Rekey Mul-T-Lock Cylinder
Call for Quote

\*Prices vary based on platform (Interactive+, MT5+, Classic) and finish.

### Service Areas

#### 📍 Miami-Dade

- [View All Miami Cities](https://www.us-locksmith.com/dade-county-locksmith.html)
- [Miami](https://www.us-locksmith.com/miami-locksmith.html)
- [Miami Beach](https://www.us-locksmith.com/miami-beach-locksmith.html)
- [Coral Gables](https://www.us-locksmith.com/coral-gables-locksmith.html)

#### 📍 Broward

- [View All Broward Cities](https://www.us-locksmith.com/locksmith-broward-county.html)
- [Fort Lauderdale](https://www.us-locksmith.com/fort-lauderdale-locksmith.html)
- [Hollywood](https://www.us-locksmith.com/hollywood-locksmith.html)
- [Pembroke Pines](https://www.us-locksmith.com/pembroke-pines-locksmith.html)

#### 📍 Palm Beach

- [View All Palm Beach Cities](https://www.us-locksmith.com/palm-beach-county-locksmith.html)
- [Boca Raton](https://www.us-locksmith.com/boca-raton-locksmith.html)
- [West Palm Beach](https://www.us-locksmith.com/west-palm-beach-locksmith.html)
- [Delray Beach](https://www.us-locksmith.com/delray-beach-locksmith.html)