Analgesic Gas Delivery Systems

Equinox® II Analgesia Administration System

Equinox II Administration SystemThe Equinox® II Administration System is simple, safe, efficient way delivering pain relief during trauma, child birth or painful procedures!

The Equinox® II Administration System is a rugged demand inhalation unit for the administration of 50% N2O/50% O2 analgesic gas mixture (Entonox®, ALnox® etc.) and was specifically designed for use in emergency and obstetric analgesia.

The system consists of a single stage pressure reducing regulator, a reinforced supply hose, a demand valve and a Universal patient oro-nasal mask. The Equinox® II Demand Valve delivers high flow rates with low triggering pressures, reducing the amount of effort required by the patient, to maintain the demanded flow.

The light weight,  demand valve incorporates a 360° Patient Valve Swivel Housing that is easily disassembled for cleaning. A Bleed Pin is included with the demand valve to effectively bleed the system of residual gas after use.

Virtually maintenance free, the durable the Equinox® II Administration System is a simple, safe and efficient way of delivering pain relief during trauma, child birth or painful procedures.


  • Provides fast, efficient method of delivering inhalation analgesic gas.
  • Durable anodized aluminum body.
  • Provides up to 160 Lpm Flow Rate on Demand by the patient.
  • Two Year warranty against manufacturers defects.


Demand Flow rate 0-160 lpm
Demand Flow Triggering pressure 100 lpm @ < -5 cm H2O
Input pressure 50 PSI
Operating Temperature -18°C to 50°C (0°F to 122°F)
Storage Temperature -37°C to 60°C (-35°F to 140°F)
Input Connection 5/8″ DISS
Patient Connection 15/22 mm
Weight 0.24 Kg (7oz)
(All specifications are subject to a tolerance of +/- 10%.)

Part Number and Product Description

01EQ7000E Equinox® II Administration System complete with Regulator, Bleed Pin, 7 Foot Hose, Demand Valve, Universal Face Mask, Cylinder Wrench
01EQ7001E Equinox® II Demand Valve with 7 Foot Hose
01RE05S10-B Equinox® II Regulator with Pin-Indexed Yoke and Bleed Pin
01EQ7015 Equinox® II Reusable Patient Valve with  Scavenger Adapter
01EQ7008 Entonox® “E” Cylinder c/w Pin Indexed Valve

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O-Two Medical Technologies Inc. reserves the right to change, modify, or update the product specifications, product data and product information contained herein at any time without prior notice.