Danfoss / Eaton Hansen and Gromelle 5400-S20-4 Poppet Valve Assembly Steel 1/4 IN Body Size

Application Mobile air conditioning and refrigerant	Brand Danfoss Power Solutions (II LLC Aeroquip)	Brand Aeroquip	Pack Size 1.00	UOM EA	Features Quick connect and disconnect\|No need for special tools\|Exceeds ISO 16028 operating pressures	Flow Rate1 2 gallons per minute	ICC Quick Disconnect Couplings	Internal Connection Type Thread to Connect	Item Type Male Half	Language English	Net Pack Quantity Units EA	NMFC 50	Product Material Carbon Steel	Product Width 0.39	Seal Material Neoprene	Sub Brand Hansen	Supplier Part Number 5400-S20-4	Valve Type 2 way	Product Weight 0.01 lbs

Product Questions & Answers

Will this fitting work with standard R134a refrigerant in a mobile AC system?

Question by: Ralph M on Jan 31, 2026, 8:10 AM

This Eaton Aeroquip coupling component is designed for mobile air conditioning and refrigerant applications.

Answer by: Customer Support on Feb 2, 2026, 6:17 AM