Danfoss ICSH 80 pilot-operated servo main valve (code 027H7303) for industrial refrigeration, including high-pressure and CO₂ (R744) duty. Steel body with 80 mm butt-weld connections; flow coefficient Kv 82 m³/h. The servo main valve carries a pilot function module on its top cover to set the control function (constant pressure, solenoid on/off, differential-pressure or other pilot, ordered separately). Maximum working pressure 65 bar (943 psig); media temperature -60 to +120 °C (-76 to 248 °F). Net weight 15.416 kg. Suitable for R717 (ammonia), R744 (CO₂), HFC and hydrocarbon refrigerants. Specifications per Danfoss store code 027H7303.
| Type | ICSH 80 pilot-operated servo valve |
| Code number | 027H7303 |
| Size | 80 mm |
| Inlet/outlet connection | Butt weld, steel |
| Inlet/outlet connection size | 80 mm |
| Kv value | 82 m³/h |
| Body material | Steel |
| Connection material | Steel |
| Valve operation | Pilot operated (function module on top cover, ordered separately) |
| Maximum working pressure | 65 bar (943 psig) |
| Media temperature range | -60 to +120 °C (-76 to 248 °F) |
| Net weight | 15.416 kg |
| Refrigerants | R717 (ammonia), R744 (CO₂), R134a, R404A, R410A, R22, R290, R32, R1234yf, R1234ze(E) and other listed refrigerants |
| Approvals | EAC, TÜV, UL |
| Compliance | EU RoHS, China RoHS |
| EAN | 5702428514439 |
| Product group | Press. and temp. regul. valves |
| Approval | EAC |
| China RoHS compliance | Yes |
| Comments | FUNCTION MODULE INSTALLED |
| Connection standard | ASME B 36.10M SCHEDULE 40 |
| Cv value [gal/min] | 95.12 gal/min |
| Direction | Straightway |
| EU RoHS compliance | Yes |
| Fluid Group | 1 |
| Inlet connection size [in] | 3 in |
| Inlet connection size [mm] | 80 mm |
| Inlet connection type | Butt weld |
| Kv value [m³/h] | 82 m³/h |
| Max. Working Pressure [bar] | 65 bar |
| Max. Working Pressure [psig] | 943 psig |
| Outlet connection size [in] | 3 in |
| Outlet connection size [mm] | 80 mm |
| Outlet connection type | Butt weld |
| PED category | II |
| REACH Candidate List substances | No |
| Temperature range [°C] [max] | 120 °C |
| Temperature range [°C] [min] | -60 °C |
| Temperature range [°F] [max] | 248 °F |
| Temperature range [°F] [min] | -76 °F |
| Top cover | 3 function modules |
| UL approval file name | REFRIGERANT VALVE 53R0 |
| UL mark | Yes |
| Valve version | Standard version |
| Material | Steel |
| Pressure rating | 65 bar |
| Temperature range | -60 to +120 °C |
| Standard size | 80 mm |
| MOQ | 1 |
Danfoss ICSH servo main valve — the control function is set by the pilot/function module fitted to the top cover (ordered separately). Verify Kv (82 m³/h), MWP (65 bar) and refrigerant duty before ordering; spare/service kits are separate codes.