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Product Information
The Oceanic Miniature Pony Bottle PSI Pressure Gauge is a compact pressure gauge made for pony bottles, the small backup or bailout cylinders many divers carry for emergency air. It displays cylinder pressure in PSI and is identified by Oceanic part number 4.15.
Who it is for
This gauge is built for divers who run a pony bottle as a redundant air source and want a dedicated way to check that cylinder's pressure separate from their primary tank gauge. Miniature pony bottle pressure gauge; contact us to confirm it suits your pony bottle and first stage, making it a practical add-on for anyone who treats their backup air supply as seriously as their main tank.
Key details
- Brand: Oceanic
- Product type: Pressure gauge, PSI
- Manufacturer part number (MPN): 4.15
- SKU: 4.15
- Barcode: 020545002994
- Reads cylinder pressure in PSI (pounds per square inch)
- Miniature pony bottle pressure gauge; contact us to confirm it suits your pony bottle and first stage.
DiveCatalog.com is an authorized Oceanic dealer and a dive shop in Irvine, California, serving divers since 2003. Call or chat with our team if you have questions about fitting this gauge to your pony bottle setup or your first stage.
- PSI readout. Displays cylinder pressure in PSI (pounds per square inch).
- Miniature design. A compact pony bottle pressure gauge from Oceanic.
- Pony bottle focused. Intended for divers who carry a pony bottle as a redundant or emergency air source.
- Oceanic brand. Made by Oceanic.
- Identified by part number. Carries Oceanic MPN and SKU 4.15 for easy ordering and reference.
- Dedicated pressure monitoring. Lets a diver check the pony bottle's remaining air independently of the primary tank gauge.
| Brand | Oceanic |
| Product name | Miniature Pony Bottle PSI Pressure Gauge |
| Product type | Gauges - Pressure PSI |
| Pressure unit | PSI |
| MPN | 4.15 |
| SKU | 4.15 |
| Barcode (UPC) | 020545002994 |
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
What is a pony bottle pressure gauge used for?
A pony bottle pressure gauge is mounted on a diver's backup or bailout cylinder so they can check its remaining air separately from the primary tank gauge. The Oceanic Miniature Pony Bottle PSI Pressure Gauge displays this reading in PSI, giving a diver a quick, independent check on their redundant air supply before and during a dive.
Does this gauge read in PSI or BAR?
This Oceanic gauge, listed under part number 4.15, reads in PSI (pounds per square inch). If you need a metric reading, confirm with our team before ordering, since this listing covers the PSI version only.
Will this gauge fit my pony bottle setup?
Fitment is not confirmed in our product data, so call or chat with us to check your pony bottle configuration. Call or chat with DiveCatalog.com to confirm it matches your specific pony bottle configuration before you buy.











