---
product_id: 268314135
title: "(DJ4LD - Lockdown (XL Version)) - Portable Door Lock Brace for Home Security and Personal Protection (DJ4LD - Lockdown (XL Edition))"
brand: "doorjammer"
price: "฿5690"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/268314135-dj4ld-lockdown-xl-version-portable-door-lock-brace-for-home
store_origin: TH
region: Thailand
---

# Fits inswinging doors with 3mm clearance Quick setup & release in seconds Industrial strength, heavy-duty design (DJ4LD - Lockdown (XL Version)) - Portable Door Lock Brace for Home Security and Personal Protection (DJ4LD - Lockdown (XL Edition))

**Brand:** doorjammer
**Price:** ฿5690
**Availability:** ✅ In Stock

## Summary

> 🚪 Lock it down, level up your safety game!

## Quick Answers

- **What is this?** (DJ4LD - Lockdown (XL Version)) - Portable Door Lock Brace for Home Security and Personal Protection (DJ4LD - Lockdown (XL Edition)) by doorjammer
- **How much does it cost?** ฿5690 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/268314135-dj4ld-lockdown-xl-version-portable-door-lock-brace-for-home)

## Best For

- doorjammer enthusiasts

## Why This Product

- Trusted doorjammer brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Floor Grip:** Anchors firmly on carpet, tile, or laminate for reliable hold
- • **Heavy-Duty Protection:** XL size (192mm) offers double the barricading power of the original
- • **Instant Security Boost:** Deploys in seconds without tools for immediate peace of mind
- • **Tool-Free Emergency Release:** Quick upward motion removes device instantly when needed
- • **Commercial-Grade Reliability:** Trusted for schools, offices, hotels, and emergency use

## Overview

The DoorJammer Lockdown XL is a portable, industrial-strength door brace designed exclusively for inswinging doors with a 3mm clearance. At 192mm tall, it offers twice the security of the original DoorJammer, providing rapid, tool-free installation and removal. Engineered for commercial and personal use, it firmly anchors on all floor types to prevent forced entry, making it an essential emergency security device for homes, offices, and public spaces.

## Description

(DJ4LD - Lockdown (XL Version)) - Portable Door Lock Brace for Home Security and Personal Protection (DJ4LD - Lockdown (XL Edition))

## Features

- ONLY FOR INSWINGING DOORS WITH 3MM CLEARANCE - This portable, industrial strength door security device prevents unwanted entry. It takes just moments to fit in the gap under an inswinging door without needing tools and uses displacement of force to barricade the door against an attempt at forced entry.
- TRIED & TESTED - At twice the size (a height of 192mm), Lockdown is the heavy-duty big brother of award-winning original travel safety device DoorJammer.
- DESIGNED FOR COMMERCIAL USE - Created for emergency deployment in public buildings, schools, offices or hotels, this is the last word in portable stopping power.
- QUICK SETUP & RELEASE - Takes only seconds to install and remove. No tools are required to implement this revolutionary home security device. In case of emergency, the quick-release easily removes the Lockdown with an upward motion.
- HIGHLY VERSATILE - Compatible with all types of flooring, the innovative system of hinges and angles anchor the Lockdown firmly to carpeted, tiled and laminate floors when outside pressure is exerted on the door.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 6.99 x 13.97 x 19.69 cm; 816.47 g |
| Item Weight | 816 g |
| Number of pieces | 1 |
| Batteries required | No |

## Product Details

- **Brand:** DoorJammer
- **Mounting type:** Floor Mount
- **Material:** Alloy Steel
- **Colour:** DJ4LD - DoorJammer Lockdown (Heavyweight)
- **Style:** DJ4LD – XL Heavyweight (Lockdown Edition)

## Images

![(DJ4LD - Lockdown (XL Version)) - Portable Door Lock Brace for Home Security and Personal Protection (DJ4LD - Lockdown (XL Edition)) - Image 1](https://m.media-amazon.com/images/I/71vZeb8GlOL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: How can I ensure that the DoorJammer DJ4 Lockdown will fit my door?**
A: To ensure a proper fit, measure the gap between the bottom of your door and the floor. The clearance must be at least 0.25 inches (1/4”) and no more than 1.5 inches. The DoorJammer DJ3 is designed for inswing doors with a minimum of 3mm clearance.

**Q: Can DoorJammer DJ4 secure all door types?**
A: It’s designed specifically for inswinging doors with a minimum 3mm clearance from the floor.

**Q: Can I use DoorJammer DJ3 on all floor types? Will this work on carpet, tile, or wood floors?**
A: Yes, its engineered base grips all flooring types, including carpet, tile, laminate, and hardwood.

**Q: Is DoorJammer DJ4 easy to install and remove?**
A: Installation takes just seconds—simply slide it under the door and secure. No tools or hardware are needed.

**Q: Is this suitable for emergency lockdown situations?**
A: Yes, it was originally designed for rapid deployment in schools, offices, and public buildings during lockdowns.

## Frequently Bought Together

- DoorJammer Portable Door Lock Brace for Home Security and Personal Protection (DJ4LD – Lockdown (XL Edition))
- Strongest Home Strongest Door Stopper - Zinc & Rubber Decorative Door stop. Suits Any Door & Any Floor. Door wedge Stop that is Non-Rust. Black & Silver. Set of 2 + Self-Adhesive Wall Protector
- Original Trustella Heavy-Duty Portable Door Lock - Stainless Steel Security Device for Enhanced Safety - Ideal for Home, Travel, Hotels, Apartments - Silicone Protector Caps Included (1, Black)

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**Shop now:** [https://www.desertcart.co.th/products/268314135-dj4ld-lockdown-xl-version-portable-door-lock-brace-for-home](https://www.desertcart.co.th/products/268314135-dj4ld-lockdown-xl-version-portable-door-lock-brace-for-home)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-08*