we77WE77Ex-2 115V; WE77Ex-2 115V Switch Amplifier. Key Benefits at a Glance . 2-channel; Control circuit EEx ia IIC; 115 V AC supply voltage; Reversible mode of operation; LeadWE77EX-DW ROTATION SPEED MONITOR PEPPERL+FUCHS di ∙ Promo Pengguna Baru ∙ Bebas Ongkir ∙ Cicilan 0% ∙ Kurir Instan.