--- product_id: 115773663 title: "Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver" brand: "master lock" price: "1381 kr" currency: NOK in_stock: true reviews_count: 7 url: https://www.desertcart.no/products/115773663-locking-combination-5-key-steel-box-3-1-2w-x store_origin: NO region: Norway --- # Set-your-own 4-digit combo lock Holds up to 5 keys securely Durable powder-coated steel body Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver **Brand:** master lock **Price:** 1381 kr **Availability:** ✅ In Stock ## Summary > 🔐 Secure your keys, unlock your peace of mind. ## Quick Answers - **What is this?** Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver by master lock - **How much does it cost?** 1381 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.no](https://www.desertcart.no/products/115773663-locking-combination-5-key-steel-box-3-1-2w-x) ## Best For - master lock enthusiasts ## Why This Product - Trusted master lock brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rugged Durability:** Powder-coated steel construction ensures long-lasting protection against wear and tear. - • **Trusted Reliability:** Master Lock quality with 4.6-star rating from over 23,000 users—join the secure key storage revolution. - • **Customizable Security:** Set your own 4-digit combination for ultimate keyless control and peace of mind. - • **Portable & Convenient:** Compact 3.5" x 1.6" x 4" size with smooth pivoting door for easy access anywhere you go. - • **Spacious Key Capacity:** Stores up to 5 keys in a jam-free, large internal cavity—never fumble again. ## Overview The Master Lock 5400D is a compact, portable steel key storage box featuring a customizable 4-digit combination lock. Designed to hold up to 5 keys securely, its powder-coated metal body offers durable protection. With a smooth pivoting door and jam-resistant interior, it combines convenience with trusted Master Lock reliability, making it a top choice for professionals seeking secure, on-the-go key management. ## Description Set your own four digit combination for keyless convenience and increased security. Removable shackle for easy “over the knob” installation. Protective weather cover allows for use outside, while preventing dials from freezing and jamming. Molded body and vinyl coated shackle prevent scratching of door. Large internal capacity will accommodate up to five keys. Best used for key fobs, house keys, or access cards. Note, the internal dimensions are shaped like an "L." The top section measures 0.3 in. x 1.56 in. x 2.95 in. and the bottom section measures 0.95 in. x 1.51 in. x 3.21 in. ## Features - Master Lock 5400D Select Access Key Storage Box with Set-Your-Own Combination Lock, - Large - Black/Silver ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0002YP1VC | | Best Sellers Rank | 209,675 in DIY & Tools (See Top 100 in DIY & Tools) 246 in Key Cabinets (DIY & Tools) | | Brand | Master Lock | | Colour | Black | | Connectivity Protocol | Wi-Fi | | Control Method | Touch | | Controller Type | Hand Control | | Country Of Origin | China | | Customer Reviews | 4.7 4.7 out of 5 stars (24,256) 4.7 out of 5 stars | | Finish | Powder Coated | | Global Trade Identification Number | 00071649214516 | | Included Components | Key lock box, vinyl coated shackle | | Item Dimensions | 38 x 83 x 159 millimetres | | Item Type Name | NUKTAL3-Master-1 | | Item Weight | 454 g | | Lock Type | Combination Lock | | Manufacturer | Master Lock | | Material | Metal | | Model Name | 5400EC | | Model Number | 5400D | | Number Of Items | 1 | | Number Of Packs | 1 | | Number Of Pieces | 5 | | Part Number | 5400EC | | Recommended Uses For Product | Outdoor use, Real estate access control, Security gates & fences | | Shape | Rectangular Cylinder | | Special Features | Portable | | Style | 5 Key Capacity, 1 Pack | | Unit Count | 1000.0 gram | | Upc | 071649214516 | ## Product Details - **Brand:** Master Lock - **Item dimensions L x W x H:** 38 x 83 x 159 millimetres - **Lock type:** Combination Lock - **Material:** Metal - **Special feature:** Portable ## Images ![Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver - Image 1](https://m.media-amazon.com/images/I/71J3n5HFhRL.jpg) ![Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver - Image 2](https://m.media-amazon.com/images/I/718r+JjA7DL.jpg) ![Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver - Image 3](https://m.media-amazon.com/images/I/81d13vJDnPL.jpg) ![Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver - Image 4](https://m.media-amazon.com/images/I/61-HrQVZROL.jpg) ![Locking Combination 5-Key Steel Box, 3 1/2w x 1 5/8d x 4h, Black/Silver - Image 5](https://m.media-amazon.com/images/I/61aznnmTaXL.jpg) ## Available Options This product comes in different **Style Name** options. ## Questions & Answers **Q: I like the how-to video for setting the combination. How do I open the U-lock hasp to secure it to the door, hose bib, etc?** A: Simply rotate the combination given when you PURCHASED the lock......pull....and it opens. Also, your own combination number is easy to set with knob inside of unit. **Q: My house key is 2.5 inches long X 1 inch wide and shaped like a car key. Would my house key fit in this product?** A: The box is 3" x 2 1/2" x 1 1/2" deep, plus some additional space at the top. You should be able to fit the key in. **Q: Can the code be changed?** A: Yes, easily. When you open the keybox you slide a lever over and then change the combination to anything you want, then slide the lever back and you are done. So you can use the keybox at different properties and never have the same code. **Q: How does this work? Want to use it when I leave an elderly relative home in case fall alert is triggered.** A: It is a sturdy combination lock which you attach to the outer door handle. Give the customizable combination to your fall alert company, local emergency personnel, and other trusted persons. It works great ## Customer Reviews ### ⭐⭐⭐⭐⭐ MASTER LOCK Portable Key Safe with Adjustable Shackle, Medium 175 x 72 x 52 mm *by on Reviewed in the United Kingdom 27 August 2025* I purchased this in 2023 and I can happily say it is brilliant, very easy to use. I would certainly recommend it. ### ⭐⭐⭐⭐⭐ Great product at an amazing price. *by on Reviewed in the United Kingdom 19 June 2016* Thoroughly recommend. ### ⭐⭐⭐⭐⭐ Reliable, Secure, and Easy to Set Up *by on Reviewed in the United States 29 June 2026* This Master Lock key lock box is well built and gives me confidence that my keys are secure. The combination is easy to set and change, and the lock operates smoothly every time. It has plenty of room for house keys and is perfect for real estate showings, contractors, family access, or emergency backups.The weather-resistant construction has held up well outdoors, and the sturdy design feels like it will last for years. If you’re looking for a dependable outdoor key lock box from a trusted brand, this one is an excellent choice. Highly recommended. ## Frequently Bought Together - Master Lock Key Lock Box, Outdoor Lock Box for House Keys, Key Safe with Combination Lock, 5 Key Capacity, 5400EC, Black - Lock Box Buddy - Secure Lock Box Attachment for Lever Handles - Realtors, Vacation Rentals and Real Estate Agent Supplies - Realtor Supplies for Key Lock Box for Keys with Code (1 Pack) - Puroma Key Lock Box, Portable Combination Lockbox Wall-Mounted Key Storage Box for House Keys, Resettable Code Safe Security Lock Box for Home, Office, Apartment Spare Key Storage (1 Pack, Gray) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.no/products/115773663-locking-combination-5-key-steel-box-3-1-2w-x](https://www.desertcart.no/products/115773663-locking-combination-5-key-steel-box-3-1-2w-x) --- *Product available on Desertcart Norway* *Store origin: NO* *Last updated: 2026-09-18*