PRO-SE Series – New Generation of our most popular Aquarium Dual Stage CO2 Regulator.

Warranty as per Co2Art.

Completely redesigned with new pressure stabilization construction. Much larger internal springs are giving safety and precision at the highest level.

Dual stage design minimize increase in output pressure as pressure drops in gas cylinder and will prevent end-tank-dump keeping your aquarium livestock safe and CO2 levels constant.

• Safe 12V DC Integrated Solenoid Valve
• Power adapter with universal voltage 100V-240V
• New quality design and completely new construction.
• Innovative design provides extreme accuracy and safety.
• Integrated Solenoid Valve.
• Adjustable working pressure up to +/- 40PSI (3 BAR) which makes excellent product for both Tropical and Marine Aquariums.
• Needle valve with bubble counter included.
• Dual gauge pressure indicators (tank volume and flow pressure / working pressure)
• Due to Two Stages construction compatible with any size CO2 Cylinders.
• The thread is made according to UK, Europe, Japan and Taiwan standard (BS341 / DIN477 / W21.8) or CGA320 for North America.

Product Manual

Returns & Replacement

Returns are accepted within 7 days of delivery, provided the item is unused and in its original packaging. Manufacturer-sealed items cannot be returned once the seal is broken, and sale-priced items are not refundable.

If your item arrives defective or damaged, message us on WhatsApp with your order number — or email us, if you would rather — and we will replace it. Approved replacements are delivered within 3 to 5 business days. Transit damage is covered by insurance on every shipment. If tracking shows delivered but nothing reached you, tell us within 72 hours, which is the reporting window Indian couriers allow. Damage caused during installation or use is not covered; replacement spares for such cases are chargeable.

Full terms are on our Cancellation & Returns page.

Warranty & Support

CO2Art warrants the PRO-SE series for 5 years from the date of purchase.

Warranty support is handled by us directly. Message our WhatsApp support with your order number and we will diagnose the fault first — most cases are solved by replacing a single part, so you rarely need to send the whole unit. If the item does need to come back, it ships to our Delhi or Pune warehouse, whichever one served your order, and courier cost in both directions is borne by the customer. Your GST invoice is valid proof of purchase for the claim.