The 2 types, inside all include the lamp VAC175-F-B-MB

ROL-X30 (or code: OL-30,or call Y1952 without black case type, the same)

VAC175-F-B-MB Xenon arc lamp with metal heat sinking part, EXCLUDE black house

YOU NEED AND CAN RE USE THE OLD BLACK CASE

LIfe: 500 hours and above

Made in Indonesia or USA

Y1952, a set of:

VAC175-F-B-MB Xenon arc lamp with metal heat sinking part, INCLUDE black house

LIfe: 500 hours and above

Made in Indonesia

J2027 replacement type, a set of:

VAC175-F-B-MB Xenon arc lamp with metal heat sinking part, INCLUDE black house

LIfe: 500 hours

Made in Indonesia

If any technical support need,please contact 1st