---
product_id: 63306866
title: "Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector"
brand: "senko"
price: "฿115159"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/63306866-senko-si-100-oxygen-0-to-30-vol-fixed-gas
store_origin: TH
region: Thailand
---

# Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector

**Brand:** senko
**Price:** ฿115159
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector by senko
- **How much does it cost?** ฿115159 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/63306866-senko-si-100-oxygen-0-to-30-vol-fixed-gas)

## Best For

- senko enthusiasts

## Why This Product

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

## Description

Senko SI-100 O2 is a fixed gas detector installed in a place where potential gas hazard exists to measure oxygen, toxic gas and combustible gas. It shows not only the concentration of gas but also diagnostic result of the unit itself through the LCD display and can be connected to the controller with a standard 4-20mA analog output communication or RS-485 digital communication.

## Features

- About this item
- Easy magnetic bar operation Big digital LCD installed with a blue back light Explosive proof structure Water/dust proof structure Simple gas calibration Diffusion Measuring Method     Target Gas: O2; Range: 0-30% Vol; Accuracy: ±3%/Full scale; Resolution: 0.1% Vol; Display: Digital LCD Display(4-digit); Response Time: <15sec/90%scale     Sensor: Electrochemical; Alarm display: LCD alarm display, LCD Back light, Indicator LED; Alarm output signal: Relay contact(Max 30Vdc, 5A)     Output signal: Analog: 4-20mA; Cable/Distance: Power + Signal cable: 3-wire 1.5sq(AWG16)/2,500mmax; Conduit connection: NPT 3/4" (2way)     Operating Temp: -20°C to 50°C; Operating RH: 5% to 95% RH; Operating power: 10~30Vdc 600mA; Approval: Ex d IIC T5 IP65(IECEx)

## Images

![Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector - Image 1](https://m.media-amazon.com/images/I/51TEotmvqVL.jpg)
![Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector - Image 2](https://m.media-amazon.com/images/I/51U6WCZf2+L.jpg)
![Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector - Image 3](https://m.media-amazon.com/images/I/51oLD4AR0wL.jpg)
![Senko SI-100 Oxygen(0 to 30% vol) Fixed Gas Detector - Image 4](https://m.media-amazon.com/images/I/61rbLy5jyGL.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.co.th/products/63306866-senko-si-100-oxygen-0-to-30-vol-fixed-gas](https://www.desertcart.co.th/products/63306866-senko-si-100-oxygen-0-to-30-vol-fixed-gas)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-22*