The Salmson SB 04-15 is no longer being manufactured and will be replaced by the Wilo Star Z Nova. Cartridges are still available for the models but in the majority of cases replacing the entire pump is the best option. 
Wilo-Star-Z NOVA domestic hot water circulator (glandless pump version) for single-family houses.
Pump for pipe installation, blocking-current proof synchronous motor with high starting torque.
Brass pump housing, Noryl impeller, ceramic shaft.
Power consumption of 3 – 5 W.
Equipped with thermal insulation shell as standard, housing thread Rp ½.
| Hydraulic data | 
| Maximum operating pressure PN | 10 bar | 
| Delivery head for Qmin H Qmin | 1.0 m | 
| Max. volume flow Qmax | 0.4 m³/h | 
| Min. fluid temperature Tmin | 2 °C | 
| Max. fluid temperature Tmax | 95 °C | 
| Min. ambient temperature Tmin | 2 °C | 
| Max. ambient temperature Tmax | 40 °C | 
| Max. permitted total water hardness | 3.57 mmol/l (20°dH) | 
| Motor data | 
| Mains connection | 1~230 V, 50 Hz | 
| Rated power P2 | 5 W | 
| Rated current IN | 0.05 A | 
| Max. speed nmax | 3000 1/min | 
| Power consumption P1 min | 3 W | 
| Power consumption P1 max | 5 W | 
| Interference emission | EN 61000-6-3 | 
| Interference immunity | EN 61000-6-2 | 
| Protection class motor | IP42 | 
| Insulation class | F | 
| Threaded cable connection | 1 x PG11 | 
| Motor protection | no | 
 
| Materials | 
| Pump housing | Brass | 
| Impeller | PPE/PS-GF30 | 
| Shaft | Ceramic | 
| Bearing | Carbon, synthetic resin-impregnated | 
 
| Installation dimensions | 
| Thread | G 1 | 
| Pipe connection on the suction side DNs | Rp ½ | 
| Pipe connection on the discharge side DNd | Rp ½ | 
| Port-to-port length L0 | 84 mm | 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
| Installation dimensions | 
| Thread | G 1 | 
| Pipe connection on the suction side DNs | Rp ½ | 
| Pipe connection on the discharge side DNd | Rp ½ | 
| Port-to-port length L0 | 84 mm | 
 


| Fluid media | Water 100 % | 
| Fluid temperature T | 20.00 °C | 
| speed at duty point n hydr. @ OP | 2900 1/min | 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
Solar Hot Water Manufacturers  
 
Chromagen  
 Dux  
 Edwards  
 Rheem - 299997
 Rinnai  
 Hills Solar  
 Cronergy  
 Bradford Solar  
AAE  
 Zen  
 Apricus  
 Edson  
 Neo Power  
 Hills Solar  
 Solarark  
 SolarLord  
 StratCo  
 Heavenly Solar  
 Endless Solar  
 Bambo Direct
 
This product is required to be installed by a licensed trades person as per applicable legislation, and be clear that failure to do so breaches manufacturer’s warranty and may result in injury and/or death, may jeopardise applicable insurance policies or may be in breach of the relevant law. Solar Hot Water Parts recommend that Buyers check with their local authorities in regards to any specific regulations regarding licensing requirements for Plumbing or Electrical work.
Further information for Plumbing & Electrical licensing is available at:
| State or Territory | Plumbing Licensing Information | Electrical Licensing Information
 | 
| NSW | www.fairtrading.nsw.gov.au | www.fairtrading.nsw.gov.au | 
| ACT | www.actpla.act.gov.au | www.actpla.act.gov.au | 
| QLD | www.qbcc.qld.gov.au | www.worksafe.qld.gov.au | 
| VIC | www.vba.vic.gov.au/ | www.esv.vic.gov.au | 
| WA | www.commerce.wa.gov.au | www.commerce.wa.gov.au | 
| SA | www.sa.gov.au | www.sa.gov.au | 
| NT | www.plumberslicensing.nt.gov.au | www.nt.gov.au | 
| TAS | www.justice.tas.gov.au | www.justice.tas.gov.au |