Model 8330 Air Control and Depth Monitoring System for 3 Divers - 2 Regulators 1 Low Pressure Input

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The Model 8330 Air Control and Depth Monitoring System for 3 Divers is a portable, self-contained three commercial diver high and low pressure air control and depth monitoring (pneumo) system for surface supplied commercial diving operations. This air control system is designed to provide a central control point for the supply of breathing air to three commercial divers and monitor their depth. It is housed in a durable, pressure-fused fiberglass case that provides a convenient, compact, rugged...

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  • Two 44-1300 Series Tescom Pressure Reducing Regulators
  • Two high pressure and one low pressure air source connections
  • Convenient switching between high pressure or low pressure
  • Low air pressure audio alarm
  • 50 Micron in-line stainless filter on regulator input
  • Check valves on all source inputs
  • Automatic gauge protectors and snubbers protect against over pressurization of precision pneumo gaugesSpecifications Air Control - High Pressure Section Inlet Connection (2): #6 JIC
  • Input Air Pressure Range: 500-5000 PSIG
  • Inlet Valve (2): Source Select
  • Pressure Gauge: 0-6000 PSIG Accuracy ±1.5%
  • Input Air Filter, Inline Pre-regulator: 50 Micron
  • Tescom High Pressure Reducing Regulators: 2 ea.
  • Output Air Pressure Range: 0-300 PSIG
  • Max Air Pressure: 5000 PSIGAir Control - Low Pressure Section Inlet Connection: #8 JIC
  • Check Valve: 2 ea.
  • Commercial Diver Outlet Connection: 3 each O2 fittings
  • Commercial Diver Outlet Valve: 3 each
  • Air Pressure Gauge: 3 each 0-400PSIG Accuracy ±1.5%
  • Over-pressure Relief Valve: Set pressure 285PSIGDepth Monitoring Pneumo Pneumo Gauge: 3 ea. 6 in. Dual Scale
  • Range Dual Scale: 0-250FSW / 0-76MSW
  • Accuracy: 0.25% of Full Scale with 1ft. Divisions
  • Pneumo Valves (7): Regulating Valve KEL-F Seat
  • Outlet Connection (3): O2 fitting, brass
  • Low Air Pressure Alarm: Pressure Range, 22.5-125 PSIG, Factory Set at 100 PSIGPanel Construction Panel Material: Aluminum, Stainless Steel
  • Powder Coating: Black textured semi-gloss polyester
  • Graphics: Yellow and White silkscreenedCase Dimensions Lid Closed: 25 in. W x 20 in. D x 15 in. H
  • Lid Open: 25 in. W x 20 in. D x 29 in. H
  • Weight: 95 lbs. (approx)

Delivery, Returns & Instore Collection

When will I receive my order?

International Delivery Times

Monday – Friday 3 – 5 Working Days

UK Mainland Delivery Times

Monday – Friday before 2pm Next Working Day
Monday – Friday after 2pm 2 Working Days
Saturday & Sunday 2 Working Days

UK Extended Areas Delivery Times

Monday – Sunday 3 – 5 Working Days

Please note delivery times may be extended during busy periods.

EU Areas

Please note that due to changes by HMRC, orders being shipped to EU countries will not be shipped on the same day as they are invoiced. EU Orders will now be shipped on the next working day. This only applies to E.U. orders. Domestic and Worldwide shipments remain the same.

Collect In Store?

When you go to the online checkout, you can opt to collect your items in store. We'll let you know when your order is ready for you to collect. Your order will normally be ready to collect the next working day.

Returns, refunds or exchanges?

You can return any item within 28 days of receipt for a refund, provided the item is unused, in its original packaging and in 'as new' condition.

Items will be refunded in full (less postage) if received within 28 days from the date of despatch.


We aim to deal with all returns and exchanges on the day they arrive, however please allow longer during peak periods.

You can return the item(s) by dropping them off in store or by returning the item(s) by post. We do not insist on a specific courier service for the return, so please use the most economical or appropriate method for returning the item(s).

Northern Diver (Int) Ltd
Appley Lane North
Appley Bridge

If an item becomes faulty after a period of time then please contact customer services (01257 254 444 or prior to returning the item. We will either repair or replace the item at our discretion.

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Trade Customers

Northern Diver offers trade accounts to commercial organisations and to those who work in or around water. Please click here to register your details and find out if you qualify. Once your trade account has been confirmed you can view all trade prices and shop easily online when logged into your account. Please note when you are not logged in to your trade account retail prices are shown. If you have any queries please do not hesitate to contact us. Tel: +44 (0) 1257 25 44 44.