PetWorx WXI-1800 Internal Filter is suitable for an aquarium between 300 and 400 Litres, this efficient underwater filter is an ideal performer at a great price. Features For freshwater or saltwater use Heavy duty casing. Must be fully submersed. Includes spray bar Coarse black sponge replacements are available. Ceramic Shaft Head Hight = 1.7m 35w Power Voltage: 240 volts Size: 32.5cm high x 5.5cm wide x 10cm deep (includes suction cups and output nozzle) Outlet size (outer diameter): 15mm
PetWorx WXI-1800 Internal Filter is suitable for an aquarium between 300 and 400 Litres, this efficient underwater filter is an ideal performer at a great price. Features For freshwater or saltwater use Heavy duty casing. Must be fully submersed. Includes spray bar Coarse black sponge replacements are available. Ceramic Shaft Head Hight = 1.7m 35w Power Voltage: 240 volts Size: 32.5cm high x 5.5cm wide x 10cm deep (includes suction cups and output nozzle) Outlet size (outer diameter): 15mm
in 11 offers
The lowest price for Petworx Internal Filter 1800 L/H right now is $37.85 at The Online Aquarium Shop, compared across 9 retailers.
The all-time low was $34.80 on 27 May 2026 — today's price is 9% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 21 June 2026.
Petworx Internal Filter 1800 L/H
PetWorx WXI-1800 Internal Filter is suitable for an aquarium between 300 and 400 Litres, this efficient underwater filter is an ideal performer at a great price. Features For freshwater or saltwater use Heavy duty casing. Must be fully submersed. Includes spray bar Coarse black sponge replacements are available. Ceramic Shaft Head Hight = 1.7m 35w Power Voltage: 240 volts Size: 32.5cm high x 5.5cm wide x 10cm deep (includes suction cups and output nozzle) Outlet size (outer diameter): 15mm
PetWorx WXI-1800 Internal Filter is suitable for an aquarium between 300 and 400 Litres, this efficient underwater filter is an ideal performer at a great price. Features For freshwater or saltwater use Heavy duty casing. Must be fully submersed. Includes spray bar Coarse black sponge replacements are available. Ceramic Shaft Head Hight = 1.7m 35w Power Voltage: 240 volts Size: 32.5cm high x 5.5cm wide x 10cm deep (includes suction cups and output nozzle) Outlet size (outer diameter): 15mm
Last updated at 21/06/2026 12:28:22
Pet Worx 1800 Internal Filter
PetWorx Internal Aquarium Filter WXI-1800
Delivery between 22–30 June $9.70
Petworx Internal Filter 1800 L/H
Delivery $15
PetWorx 1800 Internal Filter for Aquarium 1800 L/H incl Spray Bar
Delivery $11.99
Petworx Internal Filter 1800 L/H
Delivery $15
PetWorx 1800 Internal Filter for Aquarium 1800 L/H incl Spray Bar
14-day returns
Petworx Internal Filter 1800 L/H
Delivery $15
Pet Worx – Internal Filter - WXI-1800 (1800LPH | 400L)
Delivery $11.95
Petworx Internal Filter 1800 L/H
Delivery $15
Petworx Internal Filter 1800 L/H
Delivery $10
| Voltage | 240 volts |
| Outlet size (outer diameter) | 15mm |
Pet Worx 1800 Internal Filter
PetWorx Internal Aquarium Filter WXI-1800
Delivery between 22–30 June $9.70
Petworx Internal Filter 1800 L/H
Delivery $15
PetWorx 1800 Internal Filter for Aquarium 1800 L/H incl Spray Bar
Delivery $11.99
Petworx Internal Filter 1800 L/H
Delivery $15
| Voltage | 240 volts |
| Outlet size (outer diameter) | 15mm |
