---
product_id: 366295465
title: "Kaba Simplex 900 Series Metal Mechanical Pushbutton Auxiliary Lock with Thumbturn, Fits 44mm to 54mm Thick Door, 16mm Deadlocking Spring Latch, Flat Front, Satin Brass Finish"
brand: "simplex"
price: "S$8"
currency: SGD
in_stock: false
url: https://www.desertcart.sg/products/366295465-kaba-simplex-900-series-metal-mechanical-pushbutton-auxiliary-lock-thumbturn
store_origin: SG
region: Singapore
---

# Single access code, easy keypad programming Mechanical pushbutton lock, no batteries needed Field reversible for right or left hand doors Kaba Simplex 900 Series Metal Mechanical Pushbutton Auxiliary Lock with Thumbturn, Fits 44mm to 54mm Thick Door, 16mm Deadlocking Spring Latch, Flat Front, Satin Brass Finish

**Brand:** simplex
**Price:** S$8
**Availability:** ❌ Out of Stock

## Summary

> 🔒 Secure your space with style and simplicity—because your door deserves the best.

## Quick Answers

- **What is this?** Kaba Simplex 900 Series Metal Mechanical Pushbutton Auxiliary Lock with Thumbturn, Fits 44mm to 54mm Thick Door, 16mm Deadlocking Spring Latch, Flat Front, Satin Brass Finish by simplex
- **How much does it cost?** S$8 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/366295465-kaba-simplex-900-series-metal-mechanical-pushbutton-auxiliary-lock-thumbturn)

## Best For

- simplex enthusiasts

## Why This Product

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

## Key Features

- • **Streamlined Access Management:** One single access code for all users simplifies security without compromising control.
- • **Quick Setup, No Door Removal Needed:** Program your lock directly via keypad—no need to uninstall, saving you time and hassle.
- • **Universal Fit, Ultimate Flexibility:** Fits doors 44mm to 54mm thick and reverses easily for right or left hand installation—perfect for any office or home setup.
- • **Built to Withstand, Designed to Impress:** All-metal cast front housing with clutch-protected thumbturn and satin brass finish delivers durability and a sleek professional look.
- • **Effortless Security, Zero Battery Hassle:** Fully mechanical design means no costly battery replacements—lock and forget with confidence.

## Overview

The Kaba Simplex 900 Series is a robust, fully mechanical pushbutton lock designed for doors 44mm to 54mm thick. Featuring a 16mm deadlocking spring latch and a clutch-protected thumbturn, it offers durable, battery-free security with a sleek satin brass finish. Easily programmed via keypad without door removal, it supports a single access code for streamlined user management and is field reversible for right or left hand doors.

## Description



## Features

- Fully mechanical lock eliminates the material and labor expense of battery replacements
- Single access code—one easy to manage code for all users
- Lock is easily programmed via keypad without removing lock from the door
- All metal cast front housing, force-proof, clutch-protected thumb turn, metal exterior trim plate
- Field Reversible for Right Hand Left Hand Doors

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Simplex |
| Manufacturer | Kaba Ilco |
| Model number | 91904 |
| Colour | Brass |
| Number of Memory Sticks | 1 |
| Special Feature | Key Unlock |
| Item Weight | 454 g |
| Package Dimensions | 22.86 x 17.78 x 15.24 cm; 453.59 g |
| Item model number | 91904 |
| Included Components | Pushbutton Auxiliary Lock with Thumbturn |

## Images

![Kaba Simplex 900 Series Metal Mechanical Pushbutton Auxiliary Lock with Thumbturn, Fits 44mm to 54mm Thick Door, 16mm Deadlocking Spring Latch, Flat Front, Satin Brass Finish - Image 1](https://m.media-amazon.com/images/I/51jnuBr60jL.jpg)

---

## 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.sg/products/366295465-kaba-simplex-900-series-metal-mechanical-pushbutton-auxiliary-lock-thumbturn](https://www.desertcart.sg/products/366295465-kaba-simplex-900-series-metal-mechanical-pushbutton-auxiliary-lock-thumbturn)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-01-27*