FAQ

Q: Why does my immersion heater keep burning out?
A: If air pockets develop in the tank, often due to a failure to bleed out the tank completely before filling it up,

the element may be burning itself out without enough water. As a result, the heating element could be failing faster and more frequently than it should.

Q: Where is Surplus located?
A: Our office located in HongKong,Dongguan and Shantou City.Our factory located in Shenzhen.

Q: Can I buy direct?
A: Yes,you can buy from Surplus Directly.

Q: Do you manufacture your products in house?
A: Most of our products are manufactured in-house at our factory.Some accessory items are not.

Q: Can I get the riser on my L-shaped aquaculture heater longer/shorter?
A: Yes.There is no price difference for making a heater with a middle riser,but there maybe a cost adder for a longer riser.

Q: What Third Party Approvals do your products carry(CE?)
A: Almost all of our products are CE compliant.

Q: How late can you ship?
A: Normally 7 days after comfirmed the order.

PACKING & SHIPPING
In our company,various packing methods are adopted according to different product features,such as carton boxes,wooden case etc.For electroplating plant equipment ,we can discuss it together and choose the most suitable one.

As for shipment,different ways have their own advantage and disadvantage:
By sea: the cheapest,suitable for large amounts,but take more time
By Air: faster, more convenient, expensive
By Express: more flexiable, door to door, expensive

RELATED SPECIES

METAL IMMERSION HEATER	PTC IMMERSION HEATER	QUARTZ IMMERSION HEATER
METAL HEAT EXCHANGERS	(PFA) HEAT EXCHANGERS	ANODE BASKET
PP TANKS	PP BARRELS	PP BAG FILTERS

OUR FACTORY

ENGINEER OFFICE	TOOLING DEPARTMENT	MACHING 1
MACHING 2	MACHING 3	MACHING 4

Company Advantage

For more than ten years, our company has specialized in the research and development and production of PCB and FPC electroplating equipment, electric heaters, cold heat exchangers, and coating on the surface of electroplating equipment. We have collected advanced technologies and processes at home and abroad for many years. With the practice and experience in the PCB industry, the quality, stability and reliability of the products are among the world's leading positions. Our company has passed ISO9001: 2008 quality management system certification and CQC: CE certification, is in line with the world, implements scientific management, and implements international quality standards.