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

Product Description

1. Constant voltage design

2. SMT Process

3. Non-Isolated Module

4. Wide input range

5. Built-in EMI filter, low ripple noise

6. 100% full load burn-in test

7. Certificates: CE

8. Waterproof level: IP67

9. Protections: Short circuit/Over load /voltage /Automatic recovery work

10. Ultra compact size, light weight, high reliability

11. 1 year warranty, lifetime up to 100,000 hours

Product Parameters

Product Name	AC DC Converter
Model	YK-AD24S123
Input voltage	24Vac
Voltage range	17-26Vac
Output voltage	12Vdc
Output current	3A
Power	36W
Efficiency	90%
Working temperature	-40℃ ~ +80℃
Weight	50G
Size	463218MM
Installation length	13-15cm

Details Images

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

Frequently Asked Questions

Q What is the input and output specification for model YK-AD24S123?

The converter operates on a 24Vac nominal input (range 17-26Vac) and provides a regulated 12Vdc output at 3A with a total power rating of 36W.

Q What is the waterproof rating of this power converter?

This unit comes with an IP67 waterproof level, making it highly resistant to dust, water ingress, and suitable for demanding outdoor or industrial environments.

Q What protection features are integrated into the module?

The converter features built-in protections against short circuit, overload, and overvoltage, along with automatic recovery functionality once fault conditions are resolved.

Q What is the operating temperature range?

The device supports a wide operating temperature range from -40°C to +80°C, ensuring reliable performance in extreme weather conditions.

Q Does the converter have certification and warranty support?

Yes, it is CE certified, backed by a 1-year warranty, and engineered for a service lifetime of up to 100,000 hours.