Whale Switch Connect Tray Kit – External Flow Switch, BP1558B + AK1570
The original automatic shower drain kit with proven reliability is now combined with 12 pump speed settings and Active Link diagnostics. (Whisper Gulley option available with BP1578 kit).
Designed to work with any Mixer Valve Shower

The original automatic shower drain kit with proven reliability is now combined with 12 pump speed settings and Active Link diagnostics. (Whisper Gulley option available with BP1578 kit).
Ideal for combi boiler mixer installations.
- 12 pump speed settings designed to suit mixer showers*
- Adjustable pump speed minimises gulley suction noise
- Quiet gulley – Whale Whisper wet floor gulley option available (BP1578)
- High performance. Draws 3 metres from gulley. Lifts 0.5 metre. Pumps 1 metre vertical
- Flexible installation options. Compact pump and transformer will fit into locations with limited space. e.g. airing cupboard.
Note. For mixer shower installations an additional flow switch is required – Part No. AK1570
* Suitable for showers with a flow rate up to 12ltr/min
The transformer includes patented Active Link diagnostics
- Light indicates power present when test button is pressed
- Light indicates flow switch operation
- Aids installation and maintenance