Optimum Engineers Ltd.

06/08/2026

Advanced BESS Safety & Fire Protection Solutions by Optimum Engineers Ltd.
Watch how we are transforming safety standards for Lithium-ion Energy Storage Systems (BESS), clean energy assets, and critical infrastructure through proactive off-gas detection and rapid aerosol fire suppression.

🛡️ Key Engineering Highlights:Proactive Off-Gas Detection: Detect thermal runaway at the earliest stage (Stage 1) before volatile gases can ignite. Full Code Compliance: Fully engineered to meet strict international standards including NFPA 855, NFPA 72, NFPA 69, and NFPA 1. Unmatched Cost Efficiency: Our calibration-free gas sensors deliver up to 82% lower Total Cost of Ownership (TCO) over a 10-year lifecycle compared to routinely calibrated options. Advanced Suppression: Integrated Stat-X® Condensed Aerosol Fire Suppression ensures rapid, eco-friendly, and space-saving fire control. Protect your high-capacity power assets, ensure maximum uptime, and stay fully compliant with next-generation engineering solutions from Optimum Engineers Ltd.

Office Address: Mirpur-2, Dhaka-1216📧 Email: [email protected]📱 Mobile / WhatsApp: 01712-003246

03/08/2026

Stat-X® Condensed Aerosol Fire Suppression Systems
Optimum Engineers Ltd. proudly supplies, installs, and commissions the Stat-X® Condensed Aerosol Fire Suppression System, representing the pinnacle of advanced fire protection technology. Engineered to replace outdated, space-consuming gas and water-based systems, Stat-X® provides a compact, highly effective, and environmentally friendly solution for protecting your most critical industrial and commercial assets.

How Stat-X® Works: The Science of Suppression
Unlike traditional systems that extinguish fires by oxygen deprivation or cooling, Stat-X® operates at the molecular level. Upon activation, the non-pressurized solid compound undergoes a controlled combustion process, generating an ultra-fine, potassium-based aerosol.

Comprising 70% solid condensed particles and 30% carrier gases (primarily Nitrogen), this highly buoyant aerosol quickly floods the protected space. With a mean particulate diameter of just 1 to 2 microns, the potassium radicals (K) directly interact with the flame’s free radicals (OH, H, and O), chemically interrupting the combustion chain reaction and extinguishing the fire within seconds.

Key Features & Engineering Benefits
Superior Fire Knockdown: Highly effective against Class A (surface), Class B (flammable liquids), and Class C (energized electrical) fire hazards.

Zero Piping or Manifolds: Operates without the need for expensive pressure vessels, distribution piping networks, or complex nozzle alignments, significantly reducing installation time and costs.

Ultimate Space & Weight Savings: Offers up to a 90% reduction in weight and space footprint compared to conventional halocarbon or CO2 gas systems.

Unmatched Environmental Safety: Features Zero Ozone Depletion Potential (ODP), Zero Global Warming Potential (GWP), and zero atmospheric lifetime.

Personnel Safe: U.S. EPA SNAP listed as acceptable for use in normally occupied and unoccupied spaces at recommended design concentrations.

No Thermal Breakdown: Unlike HFC clean agents, the Stat-X® aerosol does not break down in the presence of extreme heat, ensuring no highly toxic or corrosive by-products (like hydrofluoric acid) are generated during a fire event.

Minimal Post-Fire Maintenance: The buoyant aerosol is easily vented out of the room post-discharge, and any minor settled particulate can be wiped clean with a simple water and vinegar solution, drastically reducing operational downtime.

📊 Technical Specifications
Specification Details
Agent Composition
Potassium-based solid aerosol-forming compound

Particle Size
1 to 2 microns (Ultra-fine and highly buoyant)

Discharge Time
4 to 36 seconds (Depending on generator model size)

Operating Temperature
-40°C to +54°C

Humidity Tolerance
Up to 95% relative humidity

Service Life
10 to 15 years (Listed lifespan)

Activation Methods
Electrical, Thermal, or Manual configurations available

Electrical Initiator Resistance
1.4 to 2.0 Ohms

Ideal Hazard Applications
Stat-X® is engineered to perform in challenging environments where space is at a premium and collateral water damage is unacceptable.

Electrical & Control Rooms: Switchgear rooms, MCCs, and critical power distribution centers.

Industrial Machinery: Inside CNC machines, robotic automation enclosures, and heavy manufacturing equipment.

Power Generation: Wind turbine nacelles, transformer cabinets, and gas turbine enclosures.

Telecommunications & Data: Server racks, telecom shelters, and battery energy storage systems (BESS).

Marine & Transportation: Engine rooms, locomotive power cars, and transit bus engine compartments.

Global Certifications & Standards Compliance
Optimum Engineers Ltd. ensures every system is designed with strict adherence to the highest engineering codes and standards:

NFPA 2010: Standard on Aerosol Fire-Extinguishing Systems

UL / ULC Listed: Under UL 2775 for Fixed Condensed Aerosol Extinguishing System Units

U.S. EPA SNAP Listed: Approved substitute for halon and ozone-depleting chemicals

Marine Approvals: USCG Approved, ABS (American Bureau of Shipping), and BV (Bureau Veritas) Certified

EN 15276-1: European standard for condensed aerosol fire extinguishing systems

Ready to Secure Your Facility?
At Optimum Engineers Ltd., our technical team provides full-spectrum fire protection engineering, from precise mass calculations and code-compliant design layouts to final installation, testing, and commissioning.

Contact us today for a comprehensive hazard assessment and technical consultation:

🏢 Optimum Engineers Ltd.

📧 Email: [email protected]

📞 WhatsApp: +8801712003246
https://oel.com.bd/product/statx-aerosol-fire-suppression-system/

28/07/2026

Are Your Building Air Ducts a Superhighway for Flames? 🏢🔥
When a fire breaks out, building air ducts can accidentally become superhighways for flames. To stop this, combination fire and smoke dampers are installed inside the walls. Surviving an inferno requires four strict mechanical failsafes:
Fail-Closed Design: These barriers require active power just to stay open. If a smoke detector trips or the building loses power, the motors immediately release. The steel blades snap shut and stay locked.
Thermal Expansion Gap: Metal swells in extreme heat. If tightly wedged into drywall, the growing steel would buckle the blades open. Installers cut an oversized hole, leaving a deliberate gap so the frame can stretch safely.
Structural Isolation: If a burning duct collapses, it could rip the damper out. Instead of rigid welds, break-away slip joints are used. If the outer duct falls, the joint snaps, leaving the firewall intact.
Motor Synchronization: Massive openings require multiple damper sections, each powered by an actuator. Every motor must be wired to one shared thermal sensor. When it trips, all sections slam shut at the exact same millisecond.
A fire damper isn't just a metal flapper. It's a structurally isolated, self-coordinating anchor engineered to outlast the ductwork it's attached to. Ensure your mechanical engineering designs strictly adhere to the Bangladesh National Building Code (BNBC), NFPA 90A, and UL 555 standards for maximum life safety.

25/07/2026

🏢 Uncompromised Fire Safety in High-Rise Infrastructure: with EN 81-58 Compliant EI 120 Classified Lift Landing Doors.

🔥 Is your building’s elevator shaft fully protected against fire and smoke propagation? At Optimum Engineers Ltd., we believe building safety is non-negotiable. We explains the critical importance of the EN 81-58 European fire resistance standard and introduces our premium solution: the Wittur HYDRA 3201 (EI 120 Classified) Lift Landing Doors.

🔑 Key Highlights from the Video:
✨ Top-Tier Fire Resistance (EI 120 Classification):
• Certified to withstand up to 120 minutes of intense fire exposure, ensuring maximum integrity (E) and heat insulation (I).
• Tested and compliant across versatile fire classes including EI120, EI60, E120, E90, and EW60.
• Achieving an EI120 rating guarantees compliance for lower rating requirements, demonstrating superior protective headroom.
🚪 Advanced Engineering for Tall Openings (>3000 mm):
• Designed for large architectural configurations.
• Integrated with intumescent thermo-expanding seals at door panel and frame junctions, expanding under heat to completely seal elevator shafts against smoke and toxic gas migration.

🏷️ 100% Traceability & Strict Quality Labeling:
• Every door features a durable, tear-resistant metal identification plate detailing:
o Manufacturer details & exact serial number
o Certification number & authorized fire testing laboratory logo
o Full EN 81-58 classification rating

📜 Long-Term Standard Validity (EN 81-58:2003 & 2018):
• Expert fire institute assessments confirm continuity between the 2003 and 2018 revisions of EN 81-58, ensuring complete standard compliance and long-term investment security for modern building projects.

🛡️ Partner with Optimum Engineers Ltd.
Ensure full compliance with national and international building & life safety codes (BNBC, NFPA, EN Standards). Protect lives, safeguard assets, and build with absolute confidence.

📞 Get in Touch with Our Technical Team Today:
🏢 Optimum Engineers Ltd.
👤 Engr. Fazlul Bari (CFPS), CEO
🌐 Website: www.oel.com.bd
✉️ Email: [email protected]

https://youtu.be/BbBxc8wi1Uc

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

05/07/2026

01/07/2026

Elevating Industrial Fire Safety Standards in Bangladesh: Technical Assessment with Wittur Representative** 🇧🇩

Ensuring absolute structural and life safety in industrial facilities requires uncompromising dedication to global engineering standards.

Recently, our team at **Optimum Engineers Ltd. (OEL)** had the privilege of conducting a comprehensive on-site assessment and technical coordination session with Mr. Ken Jhao, the esteemed Representative of Wittur in Bangladesh. Our extensive walkthroughs and technical queries focused on the robust implementation of advanced vertical transportation safety mechanisms across several highly prominent industrial projects.

🏢 **The Technical Focus: Lift Landing Fire-Rated Door Compatibility**
During our assessments, we deeply analyzed the performance criteria, installation compliance, and integration of Wittur’s Lift Landing Doors with existing installed lift doors. Our primary focus was ensuring strict compliance with the **EN 81-58:2003 Standard**, guaranteeing that these critical barriers perform flawlessly under extreme conditions.

⚙️ **Key Engineering Takeaways:**
🔹 **TUV-SUD Certification:** Verifying the rigorous third-party testing and quality assurance that guarantees these doors meet international safety benchmarks.
🔹 **EI120 Classification:** Validating the door assemblies for a full 120 minutes of both **Integrity (E)** (preventing the passage of flames and hot gases) and **Insulation (I)** (restricting temperature rise on the unexposed side).
🔹 **Standardized Compliance:** Ensuring seamless alignment with EN 81-58 testing methodologies to prevent elevator shafts from acting as a chimney during a fire emergency, thereby securing evacuation routes and compartmentalizing the hazard.

At OEL, we firmly believe that proper engineering judgments must be heavily grounded in recognized standard rules and regulations, including BNBC and EN Standards. Collaborating directly with global manufacturers like Wittur allows us to bridge the gap between world-class technology and the specific safety requirements of the Bangladeshi industrial sector.

A massive thank you to Ken Jhao for the brilliant insights and continuous technical support! Together, we are building a safer, more resilient infrastructure. 🤝

Let’s discuss industrial fire safety! How is your facility ensuring compliance with critical elevator safety standards? Let me know in the comments below. 👇

21/06/2026

NAFFCO FIRE CURTAIN FUNCTIONAL TEST

06/06/2026

TUV CERTIFIED FIRE RATED LIFT LANDING DOOR, EI 120 CLASSIFIED AS PER EN81-58:2018

06/06/2026

Make a call For Detail's About Fire Rated Lift Landing Door.

20/03/2026

🌙 Eid Mubarak
বছর ঘুরে আবার এলো পবিত্র ঈদুল ফিতর। খুশির এই দিনে আপনার ও আপনার পরিবারের সবার জন্য রইল অনেক অনেক ভালোবাসা ও শুভকামনা। আল্লাহ আমাদের সবার জীবনে প্রশান্তি ও আনন্দ বয়ে আনুন।
সবাইকে জানাই ঈদ মোবারক! ✨🌙
#ঈদমোবারক