Top-S
Wet Rotor Circulators - Cast Iron

Application
- All types of Hot Water Systems
- Closed Cooling Circuits
- Air Conditioning Systems
- Industrial Circulation
- Water/Glycol concentrations up to 50%
- Solar / Geothermal
Max. Flow: 290 USGPM
Max. Head: 70 feet
Features & Benefits
- No mechanical seal
- Quiet, low maintenance wet rotor circulator
- Two-speed operation on all voltages
- Automatically vented
- Cataphoresis coating prevents corrosion
- Sturdy cast aluminum electrical box
- Short flange to flange dimension
Technical Data
- Max Temp Range: 14 to 248°F (-10 to 120°C)
- Amb Temp Range: 32°F - 104°F (0°C-40°C)
- Electrical Connection: 1~115v, 1~230v
- Max Working Pressure: 145 PSI (10 Bar)
Materials of Construction
- Cast Iron, Cataphoresis Coated Volute
- Engineered Composite Impeller
- Stainless Steel Shaft
- Carbon, Metal Impregnated Bearing
- H Protection Class

Installation & Operation Manual
Top S IOM
Catalog Pages
Top S
Wet Rotor Circulator Brochure
Top S Brochure
Engineering Specification
Top S
Submittal Data Sheets
Single Phase
Three Phase

Wilo Selector
We are pleased to announce the launch of a brand new, redesigned selection software powered by Intelliquip®!
Click the link below to register/sign-in to get started:
Find your Wilo representative
Click below to get in touch with your local Wilo supplier:
