Key specification for this hvac system duct fan: 110 V, 220 V, blade material Metal. Everything below is reproduced from the factory data sheet. Made by Zhongshan Sentong Electromechanical Technology Co., Ltd. (2 years on the platform, typical reply ≤2h). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Hvac System Duct Fan
- Model Number: NER-B350D-S
- Voltage: 110 V, 220 V
- Blade Material: Metal
- Warranty: 2 Years
- Place Of Origin: China
- Feature: ERV bidierectional flow
Technical Specifications
| Mounting | Duct Fan |
|---|---|
| Voltage | 110 V, 220 V |
| Blade Material | Metal |
| Warranty | 2 Years |
| After-Sales Service Provided | Free Spare Parts |
| Customized Support | OEM, ODM, OBM |
| Core Components | Motor |
| Place Of Origin | China |
| Brand Name | NUSSUN |
| Model Number | NER-B350D-S |
| Product Name | 350CMH energy recovery ventilation |
| Motor | External rotor motor |
| Noise | 42 (dB) |
| Impeller | Forward-curved centrifugal impeller |
| Protection | Automatic reste thermal overload protection |
| Feature | ERV bidierectional flow |
| Casing | Metal casing with thermal insulating layer |
| Air Deflector | Patent air deflector device |
| Keyword | High Efficiency ERV |
| Controller | Not included, please order seperately |
| Selling Units | Single item |
| Single Package Size | 89X67X34 cm |
| Single Gross Weight | 38.0 kg |
Product Details




Model | NER-B150D-S1 | NER-B250D-S-1 | NER-B350D-S-1 | NER-B500D-S-1 |
Vltage(V) | 110V, 220-230V | 110V, 220-230V | 110V, 220-230V | 110V, 220-230V |
Frequency(Hz) | 50Hz | 50Hz | 50Hz | 50Hz |
Power(W) | 65 | 100 | 153 | 250 |
Airflow | 150/128/105 | 250/213/105 | 350/298/245 | 500*425*350 |
Static Pressure(pa) | 100 | 130 | 150 | 160 |
Noise(dB) | 38 | 40 | 42 | 43 |
Duct size(mm) | 100 | 100 | 150 | 150 |
Net Weight (Kg) | 26 | 26 | 35 | 35 |
A(mm) | 82 | 82 | 140 | 140 |
B(mm) | 50 | 50 | 50 | 50 |
C(mm) | 180 | 180 | 240 | 240 |
D(mm) | 437 | 437 | 543 | 543 |
E(mm) | 405 | 405 | 510 | 510 |
F(mm) | 200 | 200 | 260 | 260 |
G(mm) | 88 | 88 | 123 | 123 |
H(mm) | 592 | 592 | 597 | 597 |
I(mm) | 402 | 402 | 266 | 266 |
J(mm) | 55 | 55 | 55 | 55 |
K(mm) | 732 | 73 | 700 | 700 |
L(mm) | 98 | 98 | 148 | 148 |




















We are based in Guangdong, China, start from 2012,sell to Domestic Market(50.00%),Southeast Asia(30.00%),Eastern Europe(20.00%).
There are total about 11-50 people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
Plastic Inline Duct Fan,Acoustic Box Fan,Centrifugal Inline Fan,Energy Recovery Ventilator,Mixed Flow Inline Fan
4. Why should you buy from us not from other suppliers?
Zhongshan Nussun Machanical & Electrical Technology Co.,Ltd is a professional manufacture of hydroponics inline duct fans andindoor ventilating equipments, and committed Our business cover all the world, OEM & ODM are welcome.
5. What services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW,Express Delivery;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C;
Language Spoken:English,Chinese,Spanish


Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–29 piece: US $210.06 / piece
- 30+ piece: US $182.66 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this hvac system duct fan?
The standard minimum order quantity is 1 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 2 Years warranty. Spare parts and technical support remain available after the warranty period.
Can the hvac system duct fan be supplied for my local voltage?
The standard configuration is 110 V, 220 V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Zhongshan Sentong Electromechanical Technology Co., Ltd., based in China. The company 2 years as a verified Alibaba.com supplier, Trading Company. Browse the full Zhongshan Sentong Electromechanical Technology Co., Ltd. range on HVACR Nexus.
See more in External Rotor Motors on HVACR Nexus.
























