SPECIFICATIONS

Application: Industry,Laboratory,Smart Home,Led Lighting,3D Printer,Industrial Equipment,Machines,Battery Charging,Phone Repair

Brand Name: WANPTEK

Certification: CE FCC

Input Voltage: 220v

Keyword: Mobile Phone Repair Power

MOQ: 1 Piece

Model Number: GPS305D

Output Current: 5A

Output Frequency: 50hz/60hz

Output Type: Single

Output Voltage: 30v

Place of Origin: Guangdong, China

Product Name: Swtiching Power

Protection: Short Circuit Protection,Overcurrent Protection,Overvoltage Protection,Over Temperature Protection,Overloading Protection,Over Power Protection,Undervoltage Protection,Overcharging Protection

Protections: OPP OVP SCP OCP

Size: 220*105*145mm

Type: AC-DC,Single Output

Warranty: 1 Year

Weight: 1.6KG

Company Profile

Certifications

Product Description

Specification

Input voltage			AC 230V / 115V ± 10%; 50Hz / 60Hz.
Output voltage stabilizing value			0-30V continuously adjustable
Output constant current value			0-5A continuously adjustable.
Ripple voltage			VPP ≤ 1%
Overall efficiency			≥ 89%.
Digital display			Four LED digital tube dual display.
Display resolution			00.01V/0.001A.
Display accuracy			± 1% + 2digits.
Working temperature			(- 10 ～ 45) ℃
Storage temperature			(- 20 ～ 60) ℃
Relative humidity			90% (40 ± 5 ℃)
Net weight			1.45Kg
Machine size (mm)			81 (W) × 165 (H) × 220 (L)
Attached accessories			power cord X1 instruction X1 warranty card certificate X1 output cord x1

How does a switching DC power supply work?

DC switching power supply is basically an electrical energy supply device that rectifies, filters, cuts, and inverts external power sources through internal control circuits, and finally provides stable DC power to the load. Its working principle mainly includes the following steps Input power rectification and filtering: The operation of a DC switching power supply starts at the input end of an AC power supply. The AC signal is converted into a stable DC electrical signal through the processing of rectification and filtering circuits Control circuit: The circuit signal filtered by the power supply is processed by a control circuit, which can receive external set potential signals and other auxiliary signals, and based on these signals, control the on/off of the switching tube to achieve the purpose of setting output voltage, current, etc

Which is better linear or switching power supply?

Switching power supply: It has a high efficiency, usually reaching over 80%, and some can even exceed 90%. This makes it more efficient in terms of power consumption and energy utilization. Known for its high efficiency. By operating high-frequency switches, higher energy conversion efficiency can be achieved, converting input energy into output energy and reducing energy waste. Linear power sources: have lower efficiency, typically between 60-75%, which means they generate more heat during the energy conversion process. Although the structure is simple, its efficiency is relatively low. When the current flows through the power supply, more heat is generated, causing a portion of the electrical energy to be lost in the thermal energy.

What is a switching power supply 12v?

A 12V switching power supply is a special type of small voltage supply device that can convert AC power from the input end to the load end into continuous and stable DC current. This type of power supply is very suitable for use in laptops or other small appliances, as they usually do not require additional high-power power. Compared to traditional 5-20V power supplies, 12V switching power supplies have many advantages. Firstly, it is more energy-efficient. For most electronic products, converting AC mains power to battery power requires much less energy than converting regular mains power to battery power.

Packing & Delivery

FAQ

Q：Can I purchase samples for testing?
A：Absolutely! We welcome you to purchase samples for testing! Sample orders for different models are acceptable!

Q：Do you offer a warranty on your merchandise?
A:Yes, all of our power supplies come with a 12 month warranty!

Q：How long does it take to deliver? What is the shipping method?
A：The delivery time for samples is 3-5 days, and for bulk orders, the delivery time is 15-20 days. We can provide FedEx,
DHL,UPS,TNT and other express ways for small items, and we recommend shipping for large items.

Q：What are the payment options?
A：We suggest alibaba trade assurance order,we also accept PayPal,Western Union,T/T transfer,L/C at sight.

Q：Do you offer OEM services?
A：We offer OEM services for logos, depending on your custom requirements and quantities to discuss with you!