Wilo Yonos pump FOR RS20/7.5-PWM1 Ku M For Wolf CGB-35, CGB-50 AND CGB-K-40-35 · 2072005
Refurbished Wolf Pumps Wilo

Wilo Yonos pump FOR RS20/7.5-PWM1 Ku M For Wolf CGB-35, CGB-50 AND CGB-K-40-35 · 2072005

Wilo Yonos circulator pump FOR RS20/7.5-PWM1 Ku M. Marking 4528131. Rated power 4–75 W. The Wolf label indicates 2072005. Check this reference and the complete model of the boiler in its parts list. Wolf documents reference 2072005 for CGB-35 and CGB-50 since May 2005 and CGB-K-40-35 since April 2006. To convert to the high-efficiency replacement pump 8614635, Wolf requires the parameter connector indicated in its parts list.

Type of part
Pumps
internal SKU
BOM055
Warranty
1 year
VAT included Stock · 2 units
Guide

How to check if it is the part for your boiler

The part reference, model, and equipment revision must be verified against the manufacturer's documentation.

  1. The Wilo number 4528131 is listed on the motor plate. The Wolf sticker identifies the assembly with Mat.-Nr. 2072005.
Technical data

Technical data

Brand
Wolf
Type of part
Pumps
Units in stock
2 units
Status
Refurbished
Warranty
1 year
Shipping
Depending on the country; cost shown at checkout
Return
14 days

Part data and available documentation

Contrast the label codes, PCB, and revision with the installed part; they are not necessarily equivalent references.

Identified brand
Wilo
Model
Yonos PARA RS20/7.5-PWM1 Ku M
Labeling of PCB
4528131
Rated power
4–75 W
Indicated current
0.66 A max.
Protection and class
IPX4D · PN6 · TF95
Additional printed code
2072005
Power supply
1~230 V · 50/60 Hz
Another printed brand
Wolf
Control
PWM1
EEI
≤ 0.21 · Part 3
Frequently asked questions

Frequently asked questions

What should I check on the installed part?
The Wilo number 4528131 is listed on the motor plate. The Wolf sticker identifies the assembly with Mat.-Nr. 2072005.
Delivery to the EU in 2–6 working days Depending on the country; cost shown at checkout
1-year warranty inspected and tested
14-day return uninstalled parts
Technical support we verify your model
Wilo Yonos pump FOR RS20/7.5-PWM1 Ku M For Wolf CGB-35, CGB-50 AND CGB-K-40-35 · 2072005