supply of ac axial fan equivalent to model no. w2s130aa0301 of ebm-papst , ac axial fan equivalent to model no. w2s130aa0301 of ebm-papst make with following features: (a) type: ac axial fan. (b) voltage rating: 230 v ac +/- 10%. (c) frequency: 50 hz. (d) speed: 2800 rpm or more. (e) power consumption: 45 watts or less. (f) size: 150 mm diameter x 55 mm depth. (g) h ousing: die-cast aluminum. (h) impeller: metal, dynamically balanced. (i) mounting arrangement: dual-flange design ,four (4) holes, two on each flange with c enter-to-center distance of 162 mm, and hole diameter: 4.3 mm to 4.5 mm (to suit m4 hardware). (j) bearing type: ball bearing. (k) operating mode: continu ous duty (s1), suitable for 24x7 operation. (l) ip protection class: ip20 or better. (m) insulation class: class b or better. (n) motor protection: inbuilt thermal ov erload protection with auto-reset, internally connected. (o) termination: factory fitted two-wire leads. [ warranty period: 30 months after the date of deliver y ] ]