Numatic 906039 Delay Start Module PCB 240v
Numatic 906039 Delay Start Module PCB 240v is backordered and will ship as soon as it is back in stock.
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Numatic 906039 Delay Start Module PCB 240v
The Numatic 906039 Delay Start Module for twin-motor Numatic vacuum cleaners. Previous part number 220555
If your twin-motor Numatic vacuum cleaner isn't functioning and both motors are in proper working order, the issue may lie with the Delay Start PCB. We advise you to ensure both motors are completely operational before proceeding with the replacement of this PCB.
To fit Numatic vacuum cleaner models with a 'D' (meaning double) within the model number. For example;
- WVD 570
- HZD 900
- NVDQ 570
Please note, this PCB is NOT compatible with 110 Volt models. Please see part number 220506
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Delivery and Shipping
Delivery and Shipping

- All orders with a value of above £99 including VAT will be shipped FREE.
- Orders amounting to less than £99 including VAT, will incur our standard delivery charge of £4.99.
- Products marked as in stock on our online store will be dispatched either on the same day or the next working day following order confirmation. Customers can anticipate delivery within 1 to 4 working days.
- Orders placed after 12 noon on Fridays will not be dispatched until the following Monday. We currently provide delivery to addresses in mainland England and Wales ONLY and we DO NOT ship outside of the UK.
Read our full delivery and shipping policies with more information HERE