Hakin Hydroponics Aquarium Electric CO2 Gas Regulator with Bubble Counter Electric Magnetic Solenoid Valve Two Pressure Gauge Dual Stage Two Outputs

Performance Introduction

Main use:
It is suitable for the regulation of medium gas flow and is mostly used in aquarium industry. It canadjust and depressurize the high-pressure gas in the cylinder to the required working pressure. When the input pressure and output flow change, it can ensure stable output pressure. Combined with solenoid valve and flow-limiting valve, it can automatically control and limit the flow.

Body Material:
brass or stainless steel

Inside the cover:
We use high quality rubber diaphragm and high purity stainless steel spring to make sure pressure regulation more stable and smooth.

Flow limiting valve:
It can be adjusted to 20 bubbles per minute and is easy to control.

Inlet port:
There is a built-in patent brass device for gas filtering inside the inlet, which increases the filtering area and the filtering efficiency.

Double pressure gauge:
The gauges are equipped with a slow gas hole and can pass 25000 fatigue tests. The indication is stable and accurate.

The Introduction of Our Company

QINGDAO HAKIN AUTO-METERS CO., LTD was established in July 1987. The company has been focusing on production of pressure gauge , regulator , welding and cutting torch for more than 30 years . Our products are exported to Europe , America, Southeast Asia, Russia and a dozen of countries. 

We supply different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of " Quality first, service first, continuous improvement and innovation to meet the customers" For the management and " Zero defect, zero complaints" As the quality objective.


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Why Choose Us?
   1.) We are specialized in pressure gauge for more than 30 years.
   2.) Strictly quality controlling and inspecting system.
   3.) Reasonable and competitive price.
   4.) Fast delivery and time service.
   5.) Small quantity order is welcome.


FAQ:
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A:  FOB, CFR, CIF.

Q4. How about your delivery time?
A: Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

Welcome to visit us anytime. And for more information, please contact us.