Is Varnix a manufacturer or a trading company?

Varnix Technology Co., Ltd. is a power electronics manufacturer founded in 2003 with in-house welding, assembly, aging test and inspection lines, plus an export team. Our factory has been verified onsite by SGS.

What is the minimum order quantity?

Most catalog inverters and DC-DC converters start from 1 to 10 units depending on the model. OEM branding, custom voltages and custom housings are quoted per project volume.

Which certifications do your products carry?

Our quality management system is certified to ISO 9001:2015, and listed product series carry CE, RoHS and FCC certification. Test reports can be supplied with each project.

Can you customize input voltage, output power or branding?

Yes. We offer full, design-based and sample-based customization, including input and output voltage, power rating, housing, connectors, logo and packaging.

How do you ship to overseas buyers?

We ship worldwide under FOB, CFR, CIF, EXW, FCA, CPT, DDP, DDU and express delivery terms. Selected DC-DC converters are stocked in our US overseas warehouse for faster delivery.

What after-sales support do you provide?

A dedicated after-sales team responds 24/7. Warranty terms are written into every contract, and confirmed quality defects are resolved by repair, replacement or refund.

Since 2003

Products Description

100% full power & stable current output

100% Imported components

Wide input voltage from 8-40Vdc

100% waterproof & anti-shock protection, Ultra compact size, light weight

Industry grade step-down converter, efficiency up to 90%

Waterproof level: IP68

According CE / RoHS design

Die-cast aluminum shell, epoxy potting, Cooling by free air convection

Protections: Over-current, Over-temperature, and Short-circuit, Auto-recovery when device is back to normal operating

Non-Isolated Module

1 year warranty

Product Parameters

Product Name	DC DC Converter
Model	YK-DD1224S13.85
Input voltage	12/24VDC (8-40VDC)
Output voltage	13.8VDC
Output current	5A
Power	69W
Efficiency	92%
Working temperature	-35℃ - 80℃
IP rating	IP68
Weight	0.25-0.26KG
Size	747432mm
Input cable	13-15cm
Application	Motor, audio, navigation, monitoring, LED display, air conditioning, electric fans, solar energy, photovoltaic energy, DVD lights, motors, pumps and industrial equipment

Product Description

Recommend Products Range

BUCK DC-DC CONVERTER MODEL LIST
Model Series	Input-V	Output-V	Output Current
YK-DD1224S5**	12V/24V	5v	3A\|5A\|10A\|15A\|20A\|30A\|40A\|50A\|60A
YK-DD24S12**	24v	12v	1.5A\|3A\|5A\|8A\|10A\|15A\|20A\|30A\|40A\|50A\|60A\|85A\|100A
YK-DD24S13.8**	24v	13.8v	5A\|10A\|15A\|20A\|30A\|40A\|50A\|60A
YK-DD24S19**	24v	19v	5A\|10A\|15A
YK-DD36S12**	36v	12v	5A\|10A\|15A\|20A\|30A\|50A\|60A
YK-DD48S5**	48v	5v	5A\|10A\|15A\|20A
YK-DD48S12**	48v	12v	5A\|10A\|15A\|20A\|30A\|50A\|60A
YK-DD48S13.8**	48v	13.8v	5A\|10A\|15A\|20A\|30A\|40A\|50A\|60A
YK-DD48S19**	48v	19v	5A\|8A\|10A
YK-DD48S24**	48v	24v	3A\|5A\|10A\|15A\|20A\|30A\|40A\|50A
YK-DD60S12**	60v	12v	5A\|10A\|15A
YK-DD60S24**	60v	24v	5A\|10A

BOOST DC-DC CONVERTER MODEL LIST
Model Series	Input-V	Output-V	Output Current
YK-DD12S24**	12v	24v	1A\|2A\|3A\|5A\|8A\|10A\|15A\|20A\|25A\|30A\|40A\|50A
YK-DD12S19**	12v	19v	5A\|8A\|10A\|15A\|20A
YK-DD12S28**	12v	28v	3A\|5A\|8A\|10A\|15A\|20A\|25A\|30A\|40A
YK-DD12S48**	12v	48v	1A\|2A\|3A\|4A\|8A\|10A\|15A\|20A
YK-DD24S48**	24v	48v	3A\|5A\|10A\|20A\|30A\|40A
YK-DD24S36**	24v	36v	5A

BUCK & BOOST DC-DC CONVERTER MODEL LIST
Model Series	Input-V	Output-V	Output Current
YK-DD12S12**	8-40V	12V	1A\|2A\|3A\|5A\|6A\|10A\|15A\|20A\|25A
YK-DD12S13.8**	8-40V	13.8v	3A\|5A\|10A\|15A\|20A\|25A
YK-DD24S24**	9-40V	24v	2A\|3A\|4A\|6A\|10A\|15A

Customers Comments

Company Profile

FAQ

Q1Who are we?

Based in Guangzhou City, Guangdong Province, China, our company established in 2003. With 17 years designing and manufacturing experience, we are dedicated to offer all kinds of power supply to customers and win popularity worldwide with good quality and a wide range of selection.

Q2How can we guarantee quality?

Quality is our lifeline. Our products are quality-proven with CE, Rohs certificates and always go through rigorous testing before shipment. That is why our customers keep coming back for more.

Q3What can you buy from us?

We sell all kinds of power supply, including inverter, embedded rectifier system, adjustable DC Power Supply, battery charger, DC to DC converter, etc. All products we sell is customizable to meet customers' requirements. We welcome all customers to enjoy a wide range of selection.

Q4Why should you buy from us rather than other suppliers?

High quality, fast and friendly service, prompt delivery and honest price keep our customers coming back for more. All products can be customizable according to your requirements. We promise your any inquiry and requirement will get prompt attention. Interested? Let's talk more!

Q5What services can we provide?

We offer a variety of friendly customer services as follows:
Delivery Terms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF;
Payment Currency: USD, EUR, HKD, CNY;
Payment Type: T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow;
Language Spoken: English, Chinese, Japanese, Korean;
Transport: DHL, EMS, UPS, TNT, FedEx.