Danfoss 009G0127 Shut Off Valve

The Danfoss 009G0127 is a manual BML 10 shut-off valve engineered for precision flow control in refrigeration and air conditioning systems. Designed with 3/8" flare connections, this valve ensures secure, leak-proof integration into liquid, suction, and hot gas lines. Its diaphragm-operated design eliminates the need for a traditional spindle gland, significantly reducing the risk of refrigerant leaks—a critical factor when maintaining system vacuum integrity. The replaces 009G012700 specification confirms its compatibility as a direct drop-in replacement for legacy Danfoss BML series components. Built to withstand high-pressure environments, it functions reliably with HCFC, HFC, and R744 (CO2) refrigerants. The stainless steel triple diaphragm provides high mechanical strength and corrosion resistance, while the valve seat is optimized for low pressure drop and high flow capacity. For technicians performing retrofits or repairs, this 3/8 inch flare shut off valve provides the durability required for heavy-duty commercial service applications.

• Hermetic Sealing: Triple-layered stainless steel diaphragms prevent refrigerant loss and atmospheric contamination.
• Universal Compatibility: Rated for use with most standard refrigerants, inclusive of high-pressure CO2 applications.
• Low Pressure Drop: Internal geometry is optimized to maintain high flow rates without sacrificing system efficiency.
• Serviceability: Compact inline shut-off valve design allows for installation in tight mechanical rooms or equipment housings.
• Durable Construction: Polyamide nylon valve plate provides a tight shut-off even under harsh thermal cycling conditions.

What is the maximum working pressure for the Danfoss BML 10?
The BML 10 series is typically rated for a Maximum Working Pressure (MWP) of 28 bar (406 psig), making it suitable for standard refrigeration cycles.

Can this valve be used in the discharge line?
Yes, the 009G0127 is designed to handle liquid, suction, and hot gas lines, provided the temperature and pressure stay within the manufacturer's operational envelope.

Is this a direct replacement for the Danfoss 009G012700?
Yes, this unit is the current technical equivalent and serves as a direct replacement for the discontinued or legacy 009G012700 part number.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.