GDI Solutions
Made in Republic of Korea


HY Polyequipment PTE LTD is the official distributor of GDI Solution Co., Ltd. products in Singapore and Malaysia. GDI Solution specializes in manufacturing advanced environmental and safety measuring devices, with a focus on gas detection equipment designed for various industrial applications.
Their product range includes the BELLMINI™, a rapid-response single-gas detector that offers cost-effective protection against oxygen depletion and toxic gas exposure. GDI Solution also produces stationary detectors like the PolyGard2 and AG310 Series, which provide continuous, accurate gas monitoring for critical environments.
Through our partnership with GDI Solution, HY Polyequipment PTE LTD brings cutting-edge gas detection technologies to businesses across the region, ensuring workplace safety and regulatory compliance with the latest innovations in environmental monitoring.

BELLMINI™ Single Gas Detector
Better Easy Loud Light - BELL
Experience Unmatched Safety with Cutting-Edge Technology
The BELLMINI™ Single-Gas Detector is the epitome of safety and reliability in hazardous environments. Crafted with precision and user-centric design, this device offers robust protection by detecting a wide range of harmful gases. Its compact and lightweight form makes it an ideal companion for professionals working in demanding conditions.


High-Performance Sensor
Detects 18+ gases with precision, ensuring comprehensive protection in diverse environments.

Long-Lasting Power
Designed to last over 2 years without battery replacement, ensuring it’s always ready.

Audible and Visual Alerts
Features a 100dB buzzer and bright LEDs visible from all angles for clear warnings.

Lightweight & Durable
At just 105g, BELLMINI™ is compact and IP68-rated for reliable use in harsh conditions.

User-Friendly Interface
Operates with a single button and features a 1.6” LCD for easy and clear readability.

IoT Enabled
Easily connects to the BELL Connect App via BLE or NFC for real-time data and control.
Key Features
Superior Design for Enhanced Safety
Inspired by the protective design of a gas mask, the BELLMINI™ embodies safety. Its alarm system is designed to be unmistakable, with a 100dB buzzer and multi-directional LED indicators, making it possible to recognize risks from any angle.

Easy Operation & Maintenance
The BELLMINI™ is designed with the user in mind. Its one-button operation and large display ensure simplicity in use, even in high-stress situations. Additionally, its replaceable batteries and sensors, supported by follow-up services, make it a cost-effective choice for long-term use.

Seamless Connectivity with BELLCONNECT™ App
Pair the BELLMINI™ effortlessly with your smartphone using the BELLCONNECT™ App. This app allows for easy configuration, calibration, and data management, streamlining your workflow and ensuring that your device is always ready for use.

Comprehensive Safety
The BELLMINI™ Single-Gas Detector is designed to offer precise and reliable protection against specific gases. Each device is equipped with a dedicated sensor tailored for one particular gas, ensuring accurate monitoring and safety in various environments. The available sensors are color-coded for easy identification

Technical Specifications:
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Size : 66x69x24mm without clip, 66x69x41mm with clip
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Weight : 105g with belt clip
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Display : 1.6” FSTN LCD with backlight
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IP Rating : IP68 (Waterproof up to 1.2m for 45 minutes)
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Alarm : Visual (LEDs), Vibrating, Audible (100dB@10cm)
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Battery Life : Over 2 years (with BLE off, 24H, 2min alarm/day, 180-day storage)
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Data Logging : Stores up to 200 alarm events and 5000 data logs
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Approvals : ATEX, IECEx, KCs (pending)