The first batch 17 units order comes with Ziehl Abegg supply fans meanwhile second batch 22 units order installed with EBM supply fans.
Hence, you can find out easily on what brand supply fan were installed in the unit by checking the serial number information. For example, RAQ2209008 as below, please refer to the first numbers from left, 22 its referring to (2022) the manufacturing year of the unit.
We produced the 1st batch 17 units order in 2022. So, all these units were installed with ZA fans.
The ZA supply fan part numbers always start with M017. Please refer to enclosed GINDA-SP-08-22-064 RAQ 118 spare part list which been shared with you in 2022.

The 2nd batch 22 units were produced in 2023 with EBM supply fans installed, please refer below on the circled year 23. So, by looking to the serial number you can guess the supply fans installed. if you want to purchase supply fan for these units, you should refer to Enclosed GINDA-SP-09-23-024 which been shared with you in august 2023. For your information, EBM supply fan part number usually starts with 000.16

The fan motors ARE NOT interchangeable, see below for mounting positions.

The Ziehl part number is M017-A1000-0020
The EBM part number is 000.16.007
The unit produce in 2022 has the following part numbers

The units produced in 2023 have the following part numbers
