1) Item No.: can choose E40/41 or E40/45
2) Brass or iron material, glass or ceramic interior
3) With threads,the threads can be till to the end or not
4) can choose tin soldering or without it
5) if the E40 without hole, it means the eyelet have no hole
6) can be ceramic interior or glass interior, its depend on the customer
7) Finishes: brass-acid wash, brass-nickel plated, iron with nickel plated
8) performance: high stable,thermostability,low power consumption,long life
9) Main applications: civil lamp bulb lamp base, LED lighting
10) Sea transportation, safe and reliable structure
11) Other Specification: E39,EX39,E40,P39s,P42 and E series, B series, P series,S series,lamp
socket,Conversion socket,Special lampholder
