Key specification for this roof exhaust fans: 230V, air flow 580-1400m3/h. Everything below is reproduced from the factory data sheet. Made by Linkwell Electric (Shanghai) Co., Ltd. (16 years on the platform, factory-assessed). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of These Roof Exhaust Fans
- Model Number: REF700
- Power Source: Electric
- Rated Power: 61-140W
- Voltage: 230V
- Rated Voltage: 230V/115V/24V
- Air Flow: 580-1400m3/h
Technical Specifications
| Voltage | 230V |
|---|---|
| Speed | 580-1400m3/h(20482.51-49440.53ft3/h) |
| Type | Roof Axial Fan |
| Blade Material | Stainless Steel |
| Mounting Type | Roof Fan |
| Bearing Type | Ball Bearing |
| Power Source | Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM |
| Place Of Origin | Jiangsu, China |
| Brand Name | LINKWELL |
| Model Number | REF700 |
| Model | REF 700 |
| Rated Voltage | 230V/115V/24V |
| Rated Frequency | 50/60Hz |
| Air Flow | 580-1400m3/h |
| Fans Dimensions | 200/250 |
| Mounting Section Size | 295*295 |
| Rated Current | 0.28-1.2A |
| Rated Power | 61-140W |
| Noise Level | 55-65dB(A) |
| Operating Temperature Range | -30-+70 |
| Selling Units | Single item |
| Single Package Size | 35.5X35.5X18 cm |
| Single Gross Weight | 5.1 kg |
Product Details


LINKWELL's roof fan REF700 series
Advantages:
Medel No. | unit | REF700.230/115 | REF1400.230/115 |
Rated operating voltage,frequency | V/Hz | 230/115V,50/60 | 230/115V,50/60 |
Air flow | m3/h | 580/700 | 1150/1400 |
Rated current max. | A | 0.28-0.65 | 0.46-1.20 |
Centrifugal fan | 0.28-0.65 | 0.28-0.65 | |
Rated Power | W | 61-79 | 140-100 |
Noise level | dB(A) | 55-57 | 63-65 |
Operatimg temperature range | cent degree | -30-+70 | -30-+70 |
Dimensions | mm | 350*350*178 | 350*350*178 |
Mounting section size | mm | 295*295 | 295*295 |














Our factory locates in Kunshan City,west of Shanghai,which is only 45 minutes drive from Shanghai Hongqiao Airport and 1.5 hour from Pudong Airport.
2.Could we ask for samples and catalogs?
Yes,our catalogs are available on the website: www.linkwell.org, and we can provide free of charge samples for testing before bulk order.
3.Could we make our own brand?
Yes,we are flexible in OEM labeling and we can give design support.
4.How long is the production time?
Usually it takes about 2-3 weeks upon receipt of order advance payment.
5.How is the warranty period for your product?
We offer one year warranty for our customer.
Ordering and Pricing
- Minimum order quantity: 2 piece
- Volume pricing:
- 2–49 piece: US $80 / piece
- 50–99 piece: US $78 / piece
- 100+ piece: US $75 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this roof exhaust fans?
The standard minimum order quantity is 2 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 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the roof exhaust fans be supplied for my local voltage?
The standard configuration is 230V. 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 Linkwell Electric (Shanghai) Co., Ltd., based in China. The company 16 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Linkwell Electric (Shanghai) Co., Ltd. range on HVACR Nexus.
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