Aqua Ultraviolet Ultima II 4000 Pond Filter, 2" Ports


The Ultima II Filters are designed for high flow rates, extreme loads and elevated rates. Supports aquatic life in bodies of water whether at an aquaculture facility, backyard pond or large aquarium system it is essential to remove both ammonia and accumulated debris from 500 to 60,000 gallon applications.
Equipped with ‘cyclonic’ backwashing, Ultima II features Bio-Tube Aqua Media. These media are of tubular design, which aims to protect bacteria while dislodging unwanted debris. Combines both biological and mechanical filtration in one compact body. Simply by rotating the valve handle the patented cyclonic backwash system does the dirty work for you. In just minutes the internal jets clean the filter for you. Ultima II Filters are designed for high flow rates, extreme fish loads, and elevated feed rates.
- Designed for high flow rates
- “Cyclonic" backwash system with internal jets
- Only minutes to backwash
- Great for heavy fish loads
- Unique patented tubular bio-media - prevents clumping
- Compact filter body can be buried
Aqua Ultraviolet Ultima II Bio-Mechanical Pond Filters Overview
Aqua Ultraviolet Ultima II Bio-Mechanical Pond Filters
Icons | SKU | Inlet/Outlet | Pond Size | Min Flow | Max Flow | Ultima Media | Pump Recommendation | Dimensions (D x H) | Add | |
---|---|---|---|---|---|---|---|---|---|---|
$1,426.79 $998.75 | 2,497 Points |
11181 |
1-1/2" |
up to 1,000 gallons |
500 gph |
1,200 gph |
Pre-loaded |
1,000 gph at 10' of head |
14" x 23-1/4" |
||
$1,709.91 $1,196.93 | 2,992 Points |
50079 |
2" |
up to 1,000 gallons |
500 gph |
1,200 gph |
Pre-loaded |
1,000 gph at 10' of head |
14" x 23-1/4" |
||
$2,190.74 $1,533.52 | 3,834 Points |
11182 |
1-1/2" |
up to 2,000 gallons |
1,000 gph |
2,500 gph |
Pre-loaded |
2,000 gph at 10' of head |
16-1/2" x 33" |
||
$2,347.47 $1,643.23 | 4,108 Points |
50017 |
2" |
up to 2,000 gallons |
1,000 gph |
2,500 gph |
Pre-loaded |
2,000 gph at 10' of head |
16-1/2" x 33" |
||
$2,961.29 $2,072.90 | 5,182 Points |
11183 |
1-1/2" |
up to 4,000 gallons |
2,000 gph |
4,500 gph |
2 Media Boxes |
4,000 gph at 10' of head |
20-1/2" x 38" |
||
![]() Aqua Ultraviolet Ultima II 4000 Pond Filter, 2" Ports $3,382.87 $2,368.01 | 5,920 Points |
11190 |
2" |
up to 4,000 gallons |
2,000 gph |
4,500 gph |
2 Media Boxes |
4,000 gph at 10' of head |
20-1/2" x 38" |
||
$3,757.05 $2,629.94 | 6,575 Points |
11188 |
2" |
up to 6,000 gallons |
3,000 gph |
7,500 gph |
3 Media Boxes |
6,000 gph at 10' of head |
22-1/2" x 42-3/4" |
||
$5,028.39 $3,519.87 | 8,800 Points |
11187 |
2" |
up to 10,000 gallons |
5,000 gph |
7,500 gph |
4 Media Boxes |
7,500 gph at 10' of head |
24-1/2" x 43-3/4" |
||
$6,059.86 $4,241.90 | 10,605 Points |
11186 |
2" |
up to 20,000 gallons |
7,000 gph |
7,500 gph |
7 Media Boxes |
7,500 gph at 10' of head |
30-1/2" x 48" |
||
$7,571.85 $5,300.30 | 13,251 Points |
11191 |
2" |
up to 30,000 gallons |
7,000 gph |
7,500 gph |
8 Media Boxes |
7,500 gph at 10' of head |
35-1/2" x 53" |
||
$10,991.30 $7,693.00 | 19,233 Points |
50301 |
3" |
up to 30,000 gallons |
10,000 gph |
20,400 gph |
3 Large Boxes |
15,000 gph at 10' of head |
30-1/2" x 39-3/4" |
||
$13,328.50 $9,329.95 | 23,325 Points |
50600 |
3" |
up to 60,000 gallons |
15,000 gph |
20,400 gph |
5 Large Boxes |
20,000 gph at 10' of head |
36-1/2" x 45-1/4" |