Used 136 Kw SUSSMAN ELECTRIC STEAM BOILER, 100 psi. Sussman Model ES-135, Serial no. N8-14268-T94, National Board no. 21740. 136 Kw, approx. 14 BHP, approx. 409 lbs/hr steam. 14 to 100 psi, trimmed at 100 psi. 120 volt controls, 430 volt, 164 amps. UL listed. OAD: 30 inch x 37 inch x 72 inch tall with top pipe.