Variable voltage dc power supply 30V 5A YIHUA305DA
YIHUA 305DA dc regulated power supply feature:
1. have 4 digital display show the voltage and current value,it
shows value very very precision .
2. it can adjustable the current protection value directly,
audio-visual,it operation convenience .
3. the device have 3 groups output for current and voltage,so you
can use 3 groups output working in the same time.
4. the machine arts and crafts is SMT ,all use the latest technique
5. you can turn off the output ,set the protection current and
voltage,this way can protection you test device.
Primary Technical Parameter
1. Rated working condition
Supply voltage:AC110V/220V ±10%(switch chose) frequency(50hz/60hz)
Working condition:Temperature:-10°C-40°C,relative humility≤90%
Storage condition:Temperature:-10°C-40°C,relative humility≤80%
Protection types: circuit protection,overload and over high temperature protection.
Power mediation rate and resolution
Current:1mA(2mA Rated Current>3A)
Setting accuracy (25±5°C)
Current≤10mA Rated Current>3A)
Temperature coefficient (0-40°C)
Read back value resolution
* Credit Safeguard
GuangZhou YiHua Electronic Equipments Co,. Ltd was signed a
contract with Alibaba and paid a large deposit, make buyers
fee l comfortable buying
* Factory advantage
Factory D&R / production/ sales/ and sales service together.
Manufactory sell directly,the goods are in plenty
supply,delivery date fast,good compete price You could arrange to
ship the goods by your self , or ask we help you arrange to
ship. If we help you arrange to ship. Before quote the
shipping freight, we need to know which model and quantity you are
asking. We will according your detail address, order model and
quantity to advise you ship by sea or, by air ,or by
Express. As usual, we are using HongKong DHL to ship the small
* Delivery date
As usual, 1~16pcs are 1~3 days will ship out . Made in time, fresh
from the assembly line.
Over 100~over500pcs are 20days will ship out. Over 1000pcs
are 30days .
If the material not enough or we have some customer queue up
our products before you,
we will discuss with you the shipping date. If you want the
delivery date faster than that day, please inquiry us, we will try
to do it as your request.
* Warranty policy
One Years warranty
As usual, the shipping fee are high. if return China to repair are
not worth the money. So we could support technology and give you
the spare parts along with the product .
Note: warranty does not cover wearing parts:, for example :iron
heater, gun heater ,iron tips.
* Products discount
as usual we quote three price for each model :sample price, over
60pcs price, over 500pcs price.
Those price are calculate our produce cost, as you know big order
are less margin to sell. we hope take win-win business with both.
* Warm-heart note
1. If products upgrade or quality improve to change the technique
parameter, the factory will not further notice.
2. If the customer haven't special request, the product in
accordance with factory's setting quality standards to produce.