Kidde FM-200 200 Lb Clean Agent Fire Suppression Cylinder

Overview

The Kidde FM-200 clean agent fire suppression system is one of the most widely deployed total flooding solutions in the world, protecting data centers, telecommunications switch rooms, electrical switchgear enclosures and archive storage facilities from fast-developing fires without damaging the sensitive equipment inside. Charged with HFC-227ea (heptafluoropropane), the FM-200 agent is stored as a liquid under nitrogen super-pressurization inside a steel cylinder and discharges as a gas in ten seconds or less, suppressing the fire through a combination of chemical and physical mechanisms while leaving oxygen levels safe for occupied spaces. This particular cylinder and valve assembly holds 200 lb (90 kg, 81 litres) of FM-200 agent in a square shoulder configuration, sized for mid-to-large protected volumes within a Kidde ECS (Engineered Clean System) or comparable engineered clean agent installation.

As the official authorized partner and exclusive regional representative for Kidde, Seven Star LLC proudly supplies genuine Kidde FM-200 cylinders, valve assemblies and associated detection and actuation hardware to facility engineers, MEP contractors and system integrators across the Sultanate of Oman and the wider GCC. Every unit sold through Seven Star LLC ships with full manufacturer documentation, UL/FM listing paperwork and local technical support, giving Muscat-based data center operators and industrial clients in Sohar and Salalah a dependable, warrantied supply channel instead of grey-market stock of uncertain provenance.

Operating Principle

FM-200 (chemical designation CF3CHFCF3), the agent used in every Kidde FM-200 cylinder, is a colorless, odorless, electrically non-conductive halocarbon agent that is stored as a liquefied compressed gas and super-pressurized with dry nitrogen to 360 psig at 70°F. When the Kidde FM-200 system is actuated by an approved detection and control panel, the valve on the cylinder opens and the liquid agent is driven through the discharge piping and nozzles, flash-vaporizing into a gas that floods the protected enclosure to the design concentration – typically in the 6.25–9% v/v range depending on the hazard class – within ten seconds. Suppression occurs primarily through a heat-absorption (physical) mechanism supplemented by a mild chemical interruption of the combustion chain reaction, extinguishing the fire before it can escalate to a point that threatens electronic equipment or high-value contents.

Because the Kidde FM-200 agent leaves no oily or particulate residue, there is no secondary clean-up cost and no risk of the agent itself damaging servers, switchgear, archival media or process equipment; most metals, plastics, rubber compounds and electronic components are unaffected by exposure. The agent is also non-corrosive and does not conduct electricity, which is why it remains the default choice for live electrical rooms. In practical terms this means facility teams get a fire suppression event with zero water damage, zero powder contamination, no mechanically moving parts inside the cylinder itself, and a system that can be safely discharged in an occupied space without endangering personnel who need a brief window to evacuate.

Engineering Design of the Kidde FM-200

The Kidde FM-200 200 lb cylinder and valve assembly is built from steel, hydrostatically tested, and finished in Kidde’s signature red enclosure coating with a permanently affixed nameplate carrying agent weight, fill date, hydrostatic test data and hazard labeling. The square shoulder cylinder body accepts a top-mounted discharge valve fitted with a pressure gauge, safety burst disc, siphon tube and fill/discharge port, and is engineered for vertical mount installation in a dedicated cylinder room, rack enclosure or wall-bracketed cradle adjacent to the protected space. The valve interfaces directly with Kidde’s range of electric, pneumatic, cable-pull or pressure-operated control heads, allowing the cylinder to be actuated automatically from a fire alarm control panel or manually via a local pull station.

Discharge piping runs from the valve outlet through a network of Schedule 40 steel pipe sized to the hazard’s flow calculations, terminating in 180-degree or 360-degree pendant nozzles positioned for even agent distribution across the protected volume. A supervisory pressure switch monitors cylinder pressure continuously and signals the fire panel if pressure drops outside the normal operating band, while an optional liquid level indicator lets technicians verify agent quantity without disconnecting the valve. The entire assembly is designed for straightforward integration with Kidde’s or third-party UL-listed detection and control panels, keeping commissioning and future inspection work simple for the contractor.

Key Features

Selecting the right Kidde FM-200 cylinder combines proven clean agent chemistry with an engineered mechanical package built for demanding critical-infrastructure environments.

• Charged with 200 lb (90 kg, 81 litre) of FM-200 (HFC-227ea) clean extinguishing agent for total flooding protection of mid-to-large enclosures.
• Discharges the full agent charge in ten seconds or less, suppressing fire before it can spread or damage protected equipment.
• Electrically non-conductive and non-corrosive, making it safe for use around energized electrical panels and switchgear.
• Leaves zero residue after discharge, eliminating clean-up costs and downtime for servers, archives and process equipment.
• UL Listed, ULC Listed and FM Approved, with full compliance to NFPA 2001 and the US EPA SNAP program for occupied-space use.
• Compatible with Kidde’s full range of electric, pneumatic, cable and pressure-operated control heads and directional valves.
• Zero ozone depletion potential, with acceptable toxicity for brief occupied-space exposure at design concentration.
• Supervisory pressure switch and optional liquid level indicator allow continuous condition monitoring between service intervals.

Industrial Applications

Across the region, the Kidde FM-200 system is specified wherever water, foam or dry chemical suppression would cause unacceptable collateral damage. Typical installations include data center white space and server rooms, telecommunications equipment shelters, UPS and battery rooms, medium-voltage switchgear and transformer enclosures, control and SCADA rooms, museum and archive storage, and marine engine rooms and machinery spaces where a compact, reliable clean agent charge is essential. In the GCC, the Kidde FM-200 remains the preferred retrofit for legacy Halon 1301 systems because it can typically use much of the existing pipe network with only valve and nozzle modification.

As the officially authorized partner for Kidde, Seven Star LLC distributes FM-200 cylinders and system components to district cooling plants, RO desalination facilities, hospital IT and imaging suites, hospitality group data centers and oil & gas control rooms throughout Oman, Muscat, and the Sohar and Salalah economic zones, alongside broader GCC deployments in the UAE, Saudi Arabia and Qatar. Local stock and factory-trained technical support mean engineering, procurement and construction (EPC) contractors can specify FM-200 with confidence that replacement cylinders, valve spares and refill service are readily available in-region rather than shipped internationally at long lead times.

Technical Specifications

The table below summarizes the core specifications for the Kidde FM-200 200 lb cylinder, and Seven Star LLC can confirm current Kidde FM-200 stock availability and valve assembly; smaller and larger cylinder capacities in the same product family are available on request.

Request a Quote for Kidde FM-200 200 Lb Clean Agent Fire Suppression Cylinder

Facility engineers and procurement teams evaluating Kidde FM-200 clean agent protection for a new build or a Halon 1301 retrofit can request a formal RFQ for the Kidde FM-200 cylinder and full system components from Seven Star LLC’s instrumentation and fire protection division. Regional warehouse stock in Oman keeps lead times short for both new installations and emergency cylinder replacement, and the technical datasheet, hydrostatic test schedule and hazard flow calculation support are available on request. As the authorized partner for Kidde in Oman and the GCC, Seven Star LLC backs every FM-200 system with genuine manufacturer warranty, refill and recharge service, and factory-trained commissioning support – contact our team today to specify the right cylinder capacity for your protected enclosure.