When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay. RARE Vintage ChromTech Isocratic (?) Pump w/ updated Firmware A0556 / REM PRIME This product data sheet is originally written in English. RARE Vintage ChromTech Isocratic (?) Pump w/ newer Firmware # A0556 This is awesome. I could not find this anywhere, but I know others are worth much more than this. Very hard to find. Fix your pump today. What a deal! I love it. Not too many places to get this, so get it from me before your competitor. We are not experts in the field. Firmware was added in 2016 FREE USA SHIP Will ship international. I am in the military reserves and will ship as soon as I can, but I sometimes get called away on duty. RARE Vintage ChromTech Isocratic (?) Pump w/ newer Firmware # A0556 This is awesome. I could not find this anywhere, but I know others are worth much more than this. Very hard to find. Fix your pump today. What a deal! I love it. Not too many places to get this, so get it from me before your competitor. We are not experts in the field. Firmware was added in 2016 FREE USA SHIP Will ship international. I am in the military reserves and will ship as soon as I can, but I sometimes get called away on duty. MPN Prime Rem Local Brand Chrom Tech