Part number : 952303A400 (95230-3A400)
Part name : RELAY ASSY-POWER(REGISTER,4PIN)
Application model : Hyundai Trajet XG
Net weight : 0.031kg
Gross weight(in plastic bag) : 0.032kg

Made in Korea.
Manufactured by OMRON KOREA
My previous post about the manufacturer : https://koreapartsinfo.com/2018/12/24/omron-korea/
OMRON KOREA website : http://www.omronoka.co.kr

Before 2012. Jan. 31st,
0K20118811 RELAY-N.O.30A for Kia Sepia
952303A200 RELAY ASSY-MINI for Hyundai Equus
the above parts had been supplied.
Now, even you order 0K201-18811 or 95230-3A200
item 95230-3A400 will be supplied.

As you see on the item you can find Hyundai/Kia logo and OMRON’s as well.

95230-3A400
DC12V 30A
OMRON
LETD

The terminal has 4 pins.

You can see some numbers and letters – KOREA, OMRON, 8/a

Some of relays have a kind of schema of currency, but this item has not.

About automotive relays, you can find more interesting information in the below site :

https://www.12voltplanet.co.uk/relay-guide.html

If you want to know how it works, you can refer to the below Youtube :