The Gestra NRG 16-51 is a high-level alarm electrode used in steam boiler and pressurized hot water systems to detect maximum water levels and ensure safe operation.

Technical Specifications

• Model: NRG 16-51
• Function: High-level alarm electrode
• Measurement Principle: Conductivity-based level detection
• Connection Type: G ¾" (DIN 228)
• Pressure Rating: PN 40
• Delivery Lengths: 500 mm, 1000 mm, 1500 mm
• Weight: Approx. 0.5 kg (varies by length)
• Material: Stainless steel electrode with insulating components