H2Q catalogue | 29 H2Q PSG 2 PRESSURE SWITCH The H2Q PSG 2 is a compact and reliable mechanical pressure switch designed for automatic pump control in domestic water systems, small autoclaves, and irrigation setups. It operates by starting and stopping the pump according to system pressure, ensuring stable performance and effective pump protection against overload and irregular cycling. The unit features silver alloy contacts, providing excellent electrical conductivity and long-lasting durability even under intensive operating conditions. Its rotating connection further simplifies installation, allowing the switch to be oriented precisely even in tight spaces, avoiding cable stress and ensuring a clean, professional setup. Code Model Connection Setting range (bar) Factory setting (bar) Max. current (A) Max. power (kW) Volt A2.08.101 H2Q PSG 2 1/4” swivel nut 1.4 - 4.6 1.4 - 2.8 12 1.5 230 H2Q LEVEL PROBE The H2Q Level Probe is a robust and reliable single electrode sensor designed for conductive liquid level detection in tanks, reservoirs, and deep wells. Its construction ensures durability, electrical reliability, and excellent resistance to water ingress. The probe consists of a stainless steel AISI 316 electrode, housed within a high strength plastic holder, and completed with a sealed cable gland that prevents moisture penetration into the terminal area. This design protects the connection from oxidation and ensures stable operation over time—even in demanding environments. Suitable for clear water and grey water applications, the H2Q Level Probe is engineered to provide accurate detection in a wide range of civil and domestic installations. It’s the ideal accessory for electronic level controllers, guaranteeing accurate detection and long term operational security. Code Model B2.05.621 H2Q level probe ACCESSORIES PRESSURE SWITCH AND LEVEL PROBE
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