Wilo - Star-Z 20/7-3 Drinking Water Circulator Pump - 230V - Single Phase - 150mm

Name: Wilo - Star-Z 20/7-3 Drinking Water Circulator Pump - 230V - Single Phase - 150mm
Brand: Wilo
SKU: 4081203
Price: 497.28 GBP
Availability: InStock

Part Number:

4081203

This circulator is suitable only for drinking water. Domestic Hot water circulator, glandless pump with manual three-stage variable speed control for pipe installation.

View Description | Data Sheet(s)

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£621.60 RRP £497.28 £414.40

Free Standard Delivery

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Description

This circulator is suitable only for drinking water.

Domestic Hot water circulator, glandless pump with manual three-stage variable speed control for pipe installation.

Blocking-current proof motor. Pump housing made of bronze, impeller made of fibreglass-reinforced plastic, ceramic shaft with resin-impregnated carbon friction bearings.

Real-world product applications

Circulating water around closed-loop pipework systems
Maintaining flow through distribution circuits
Supporting recirculation in building services installations
Keeping consistent flow through equipment or pipe runs
Assisting with loop circulation for system efficiency

Key Product Features

Max. fluid temperature: 65 °C
Min. fluid temperature: 2 °C
Min. ambient temperature: 0 °C
Max. ambient temperature: 40 °C
Temperature range at max. ambient temperature +40 °CT: +2...+65
Maximum operating pressurePN: 10 bar
Max. permitted total water hardness: 3.21 mmol/l (18°dH)

Wilo (est. 1872) is a German manufacturer delivering building-services and water-management pumps. Their ranges include circulators, booster sets, drainage pumps and sewage systems. Wilo products are commonly used in heating and cooling circulation, pressure boosting, commercial building services and public water infrastructure.

More Information
Price	£414.40
Manufacturer	Wilo
Warranty	1 year guarantee
Electrical supply	230V
AC Power	Single Phase
Water type	Clean or Discoloured
Pump Type Filter	Circulator Pump
Duty Type	Domestic
Submersible vs Surface Mounted	Surface Mounted
Next Day Delivery	No
Port To Port	150mm
Connection Type	G 1¼
Manufacturers Part Number	4081203

Data Sheet(s)

Delivery & Returns

Delivery and returns

At Pumpify, we make getting the right pump quick and straightforward.

We offer free standard delivery (2–3 working days) to mainland UK* on all pumps, spares, and accessories over £50 (ex VAT). Orders under £50 are sent on the same service for just £6.95.

Need it faster? No problem. Pumpify offers a range of next working day* delivery options, so you can choose the speed that suits the job. Just be sure to place your order before 3:30pm, Monday to Friday.

*Excludes UK Islands, Northern Ireland and Scottish Highlands.

UK Delivery Options (Orders Over £50)		UK Delivery Options (Orders Under £50)
Standard (2–3 working days)	FREE	Standard (2–3 working days)	£6.95
Next Working Day	£14.50	Next Working Day	£16.45
Next Working Day before 12:00pm	£25.00	Next Working Day before 12:00pm	£25.00
Next Working Day before 9:00am	£50.00	Next Working Day before 9:00am	£50.00
Scottish Highlands Standard	£17.50	Scottish Highlands Standard	£17.50
UK Islands & N. Ireland Standard	£60.00	UK Islands & N. Ireland Standard	£60.00

Republic of Ireland Deliveries

We can arrange delivery to the Republic of Ireland on request.
Due to additional post-Brexit requirements, these orders need to be placed directly with our customer support team:

0808 281 5795

Courier Companies

FedEx handles most small to medium parcels

Palletforce and other trusted pallet couriers are used for larger or heavier items

We always choose the most reliable option for your order.

Next Working Day Delivery

When a pump goes down, waiting isn’t an option. That’s why Pumpify offers Next Working Day Delivery on a wide range of pumps, spares, and accessories, to help keep your projects moving.

While we do everything we can to meet next-day delivery times, availability may occasionally change due to stock levels, transport schedules, or processing constraints. If this happens, the option may be removed at checkout or adjusted after ordering.

If anything changes, we’ll keep you informed and make sure your order reaches you as quickly as possible.