Gentec 286MB-25LY2A Multi Flow Regulator

The Gentec 286MB-25LY2A is the premium-spec multi-flow regulator in the 286MB family — adding a piston regulator design, a 1.5-inch UL-listed gauge, a sintered bronze inlet filter, and CGA-standard compliance to the 25 L/min flow capacity. Built for clinical and emergency-vehicle use where regulator durability and certification matter, plus oxygen-service ignition testing for safety.

Key Features

• Oxygen use.
• Chrome-plated brass body.
• 3000 psi maximum inlet pressure.
• 1.5-inch diameter UL-listed gauge — clinical-grade pressure indication.
• Complies to CGA standards.
• Internal relief valve.
• Hose barb outlet.
• Piston design regulator — robust and reliable.
• Sintered bronze inlet filter for longer service life.
• Easy-to-read flow rate window.
• Meets ignition testing for oxygen service.

Specifications

• Gas service: Medical oxygen
• Body: Chrome-plated brass
• Maximum inlet pressure: 3000 psi
• Gauge: 1.5-inch UL-listed
• Design: Piston regulator
• Filter: Sintered bronze inlet
• Outlet: Hose barb
• Standards: CGA-compliant, ignition-tested for oxygen

Why piston design and ignition testing

Piston regulators are more durable than diaphragm-style under harsh field conditions — they handle repeated cycling and dust without performance degradation. Ignition testing is a safety certification specific to oxygen-service equipment: oxygen-rich environments can ignite materials that wouldn't burn in normal air, so oxygen-service equipment is tested to confirm it won't ignite under realistic high-flow oxygen conditions. Don't substitute non-oxygen-rated regulators in oxygen service.

Frequently Asked Questions

Is the LY2A worth the upgrade over the LYA?
If your environment is harsh (ambulance, mining, military) or audit requires UL/CGA-listed components, yes. For standard clinical or workplace use, the LYA is sufficient at lower cost.

What does the sintered bronze filter actually do?
Filters out particulates from the high-pressure gas flow before they reach the regulator seat. Extends service life significantly in dusty or contaminated supply environments.

Service interval?
Follow Gentec's recommended schedule — typically 3-5 years for piston regulators under standard use. Mark service dates on your equipment maintenance log.