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B2KQ-A self-priming motor pump with Yamaha gasoline engine

Jun 17, 2025 | News

The B2KQ-A motor-pump, offered in its monobloc configuration coupled with a reliable Yamaha gasoline engine, is part of the self-priming range and is equipped with an open multi-blade impeller with 2″ inlets on both suction and delivery.

The main components – pump body, valve body, motor support and impeller – are made of cast iron, while the standard mechanical seal is composed of Carbon, Alumina and NBR, materials chosen to ensure strength and durability.

The heart of this configuration is the Yamaha 4-stroke petrol engine, single-cylinder, air-cooled, with recoil start and 192 cm³ displacement. This engine develops a power of 3.5 kW (4.7 HP) and has a 3.9 litre fuel tank, thus offering autonomy and practicality.

Its performance features include: a maximumflow rate of 30 m³/h, a head of up to 3 bar, suction up to 6 metres and the ability to handle solids up to 16 mm. In addition, the integrated clapet valve keeps the pump always ready for use, even after shutdown, preventing draining.

Available in 2″ to 4″ versions, the motor pump is also offered in a semi-trash” version, ideal for harsh environments thanks to an inspection hatch that facilitates cleaning and the passage of larger solids.

A complete and compact solution designed to offer the best performance even in the most demanding conditions.

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