Audited Supplier
Jinhua Dongda Pump Co., Ltd. is a leading manufacturer of stainless steel submersible pumps in China. The company was founded in 2001, that is, in order to meet the changing needs of various fields, to establish close and specific cooperative relations with our customers, and constantly introduce new products and new services.As water pump industry well-known brands and enterprises, the company has passed ISO9001 / ISO14001 / ISO45001 three system of quality certification, set up contains water pump manufacturing center, submersible motor manufacturing center, logistics center, can be enclosed in demand for all kinds of water to provide more suitable products. Its products are 4"-10" stainless steel deep well pump, submersible pump for DC solar well, SP all stainless steel fountain pump, DMX512 ultra-low pressure stainless steel fountain pump, and non-polluting shielded submersible motor.From the idea of a single innovative solution to the rigorous inspection, from the selection of raw materials to the production technology, we can fully meet each series of products, simple installation process, long durable cycle; Convenient, low maintenance costs, products will be excellent quality, fast after-sales service in the market.
1. Put the aerator under water to increasing the oxygen into fish or shrimp pond.It can producing small bubbles in to water .
2. Purify water, eliminate waste,reduce fish diseases,promoting Beng fish growth.
3. Mixing water,adjust the upper and lower temperature.
4. Host and shaft all are in stainless steel 304 ,long life time.
Instructions for Use
1. Place the aerator in the center of the pond or water tank, ensuring that the aerator can evenly distribute oxygen to the surrounding area.
2. Connect the power cord of the aerator, ensure stable power supply, and turn on the aerator.
3. Adjust the oxygen output of the aerator according to the size of the water body and the quantity of fish.
4. Turn on the aerator at regular intervals every day to maintain a stable oxygen content in the water.
5. Regularly clean the aerator to prevent dust accumulation that may affect the aeration efficiency.
| Technical Parameter | ||||||||
| POWER | MODEL | kW | VOLTAGE (V) | CURRENT (A) | COSφ | rpm | LENGTH (mm) | WEIGHT (Kg) |
| 220V Single phase | NFS4-0.5(S) | 0.37 | 220 | 3.3 | 0.95 | 2850 | 397 | 7.5 |
| NFS4-0.75(S | 0.55 | 220 | 4.4 | 0.95 | 2850 | 417 | 8.5 | |
| NFS4-1.0(S | 0.75 | 220 | 5.7 | 0.95 | 2850 | 442 | 9.5 | |
| NFS4-1.5(S) | 1.1 | 220 | 7.85 | 0.95 | 2850 | 482 | 11.2 | |
| NFS4-2.0(S) | 1.5 | 220 | 10.5 | 0.95 | 2850 | 522 | 13.3 | |
| NFS4-3.0(S) | 2.2 | 220 | 15.2 | 0.95 | 2850 | 592 | 16.3 | |
| 380V Three phase | NFS4-0.5(T | 0.37 | 380 | 1.35 | 0.72 | 2820 | 387 | 7.5 |
| NFS4-0.75(T) | 0.55 | 380 | 1.85 | 0.74 | 2820 | 397 | 8.0 | |
| NFS4-1.0(T | 0.75 | 380 | 2.3 | 0.75 | 2820 | 432 | 9.0 | |
| NFS4-1.5(T | 1.1 | 380 | 3.2 | 0.76 | 2820 | 452 | 10.0 | |
| NFS4-2.0(T | 1.5 | 380 | 4.1 | 0.77 | 2830 | 492 | 12.0 | |
| NFS4-3.0(T | 2.2 | 380 | 5.8 | 0.78 | 2830 | 548 | 14.5 | |
| NFS4-4.0(T) | 3.0 | 380 | 7.8 | 0.79 | 2830 | 592 | 18.0 | |
| NFS4-5.5(T | 4.0 | 380 | 10.4 | 0.79 | 2830 | 657 | 20.7 | |
| NFS4-7.5(T) | 5.5 | 380 | 13.5 | 0.8 | 2820 | 757 | 25.8 | |
| NFS4-10(T | 7.5 | 380 | 18 | 0.8 | 2820 | 892 | 32.3 | |
Jinhua Dongda Pump Co., Ltd. is a professional manufacturer of stainless steel deep well pumps in China, offering the most advanced products for safe, reliable, efficient and energy-saving extraction of groundwater. The company was established in 2001 with the aim of adapting to the evolving needs of diverse industries, forging strong and tangible partnerships with clients, and consistently introducing innovative products and services., the company has passed the I S 0 9 0 0 1,I S O 1 4 0 01,I S O 4 5 0 01 and C E certificates, and has set up a water pump manufacturing center, a submersible motor manufacturing center, and a logistics center, which can provide the best products for all kinds of water supply needs. Such as stainless steel deep well pumps, DC solar well submersible pumps, SP all stainless steel fountain pumps and various civil, industrial and agricultural water supply equipment. From the conception of a single innovative solution to rigorous inspection, from selecting the highest quality raw materials to employing cutting-edge production technology, our 23 years of experience accumulation is seamlessly integrated with our daily work passion. This enables us to fully meet the requirements of each product series, ensuring a simple installation process and an extended durability cycle. With convenient and cost-effective maintenance, our products are committed to serving the market with exceptional quality and prompt after-sales service. We warmly welcome customers from at home and aboard to cooperate with us for common success 