DFM2800 DFM-25-80-P-A-KF DFM-25-80-P-A-GF DFM-25-50-P-A-KF DFM-25-50-P-A-GF DFM-2544R00-08 DFM-25-40-P-A-KF DFM-25-40-P-A-GF DFM-25-30-P-A-KF DFM-25-30-P-A-GF