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Castel Check Valve Ø 6 mm for Cooling Systems

Prevent backflow in your refrigeration and HVAC loops with the Castel Check Valve Ø 6 mm. Its precise brass construction and three cracking-pressure options—3132W/2 (0.1 bar), 3130/2 (0.3 bar), and 3132/2 (0.5 bar)—ensure unidirectional flow and protect critical components. Features & Benefits Three Variants: Choose cracking pressure to...
€44.52
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Castel 110 V HF2 Solenoid Coil for Cooling Systems

Optimize your icemaker and refrigeration valve performance with the Castel 110 V HF2 Coil. Designed for continuous-duty at 50/60 Hz and housed in an epoxy-sealed enclosure, this coil resists moisture and dust for dependable operation in cooling environments. Features & Benefits 110 V AC, 50/60 Hz: Standard power for commercial cooling...
€23.28
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Castel 24 VAC HF2 Solenoid Coil for Cooling Systems

Optimize the performance of your refrigeration, icemaker, and HVAC solenoid valves with the Castel 24 VAC HF2 Coil. Designed for continuous-duty operation at 50 Hz and 60 Hz and protected by an epoxy-sealed housing, this coil resists moisture and dust for dependable service in cooling environments. Features & Benefits 24 VAC, 50/60 Hz:...
€23.28
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Castel Solenoid Valve Connector PG9 – IP65, Gasketed

Secure your refrigeration and HVAC solenoid valve coils with the Castel PG9 Connector. Its IP65-rated housing, PG9 cable gland, and integrated gasket seal out dust and water, while nickel-plated brass contacts deliver reliable conductivity in demanding cooling environments. Features & Benefits PG9 Cable Gland: Accommodates Ø 4–8 mm cables...
€3.86
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Castel DI305N/2S Cooling-Line Filter with Humidity Indicator

Ensure moisture-free operation in your refrigeration and air-conditioning systems with the Castel DI305N/2S Cooling-Line Filter. Its built-in humidity indicator provides instant visual feedback on refrigerant moisture levels, while efficient condensate separation protects downstream components. Features & Benefits Built-In Humidity...
€50.62
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Castel DI305N/3 Cooling-Line Filter with Humidity Indicator

Maintain dry, contaminant-free refrigerant flow in your cooling systems with the Castel DI305N/3 Cooling-Line Filter. Its built-in humidity indicator provides instant visual feedback on moisture levels, while efficient condensate separation protects downstream components. Features & Benefits Built-In Humidity Indicator: Color-change sight...
€50.21
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Castel DI305N/3S Cooling-Line Filter with Humidity Indicator

Ensure dry, contaminant-free refrigerant flow in your HVAC and refrigeration systems with the Castel DI305N/3S Cooling-Line Filter. Its integrated humidity indicator provides instant visual feedback on moisture levels, while efficient condensate separation guards downstream components. Features & Benefits Built-in Humidity Indicator:...
€50.21
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Castel DI305N/M10S Cooling-Line Filter with Humidity Indicator

Maintain dry, contaminant-free refrigerant flow in your cooling systems with the Castel DI305N/M10S Cooling-Line Filter. Its integrated humidity indicator provides instant visual feedback on moisture levels, while efficient condensate separation protects downstream components. Features & Benefits Built-In Humidity Indicator: Color-change...
€52.34
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Castel DI308N/2S Cooling-Line Filter with Humidity Indicator

Ensure moisture-free, contaminant-free refrigerant flow in your cooling systems with the Castel DI308N/2S Cooling-Line Filter. Its integrated humidity indicator provides instant visual feedback on moisture levels, while efficient condensate separation safeguards downstream components. Features & Benefits Built-In Humidity Indicator:...
€51.02
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Castel DI308N/3S Cooling-Line Filter with Humidity Indicator

Protect your refrigeration and HVAC cooling circuits from moisture and debris with the Castel DI308N/3S filter. Its integrated humidity indicator instantly signals rising moisture, while efficient condensate separation safeguards compressors and heat-exchange components. Features & Benefits Integrated Humidity Indicator: Color-change sight...
€53.87
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Castel DI316N/3 Cooling-Line Filter with Humidity Indicator

Ensure dry, contaminant-free operation in your refrigeration and HVAC cooling circuits with the Castel DI316N/3 Cooling-Line Filter. Its integrated humidity indicator provides instant visual feedback on moisture levels, while efficient condensate separation protects downstream components. Features & Benefits Built-In Humidity Indicator:...
€60.48
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Castel Humidity Indicator 3/8″ FM SAE for Cooling Systems

Ensure dry, contaminant-free refrigerant flow in your cooling circuits with the Castel Humidity Indicator 3/8″ FM SAE. Made in Slovenia from durable brass, its integrated color-change sight glass instantly signals rising moisture levels, helping you prevent compressor damage and downtime. Features & Benefits 3/8″ FM SAE Connection: Standard...
€43.71
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Castel Humidity Indicators ¼″ FM SAE for Cooling Systems

Ensure moisture-free refrigerant flow in your cooling circuits with the Castel Humidity Indicators ¼″ FM SAE. These Italian-made indicators feature durable brass bodies and an integrated color-change sight glass for instant moisture detection. Features & Benefits Dual Models: 3950/22 & 3750/22 to suit system preferences Standard ¼″...
€29.48
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Castel 1028/3A6 3/8″ Direct-Action NC Valve with 220 V Coil

Ensure precise, leak-proof control in refrigeration, HVAC, and cooling-water loops with the Castel 1028/3A6 solenoid valve. Its direct-action, normally-closed design requires no minimum differential pressure, and the included 220 V continuous-duty coil with quick-attach connector simplifies installation. Features & Benefits Direct-Action NC:...
€77.65
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Castel 1068/3A6 3/8″ Diaphragm NC Valve with 220 V Coil

Achieve precise, leak-free flow control in refrigeration, HVAC, and cooling-water circuits with the Castel 1068/3A6 diaphragm solenoid valve. Its normally-closed design and flexible diaphragm ensure tight sealing at low pressures, while the included 220 V continuous-duty coil and quick-attach connector simplify installation. Features & Benefits...
€100.93
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Castel Water Pressure Valve G 1/2″

Ensure safe, consistent pressure control in your refrigeration, HVAC, and cooling-water circuits with the Castel Water Pressure Valve. Its spring-loaded mechanism opens at a preset threshold to relieve excess pressure, protecting pumps, heat exchangers, and piping from damage. Features & Benefits G 1/2″ BSP Ports: Standard threads for easy...
€219.03
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Castel Water Pressure Valve G 3/8″

Ensure stable, safe pressure in your refrigeration and HVAC cooling-water circuits with the Castel Water Pressure Valve. Its spring-loaded design automatically relieves excess pressure, protecting pumps and heat-exchange equipment from damage. Features & Benefits G 3/8″ BSP Ports: Standard threads for seamless integration Spring-Loaded...
€219.03
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Castel 1132/04 G 1/2″ NC Cooling-Water Solenoid Valve HM2

Achieve precise flow control in your HVAC, refrigeration, and chiller water loops with the Castel 1132/04 solenoid valve. Its normally-closed, direct-action design ensures immediate shut-off when de-energized, while the HM2 continuous-duty coil and epoxy-sealed housing offer superior resistance to moisture and corrosion. Features & Benefits...
€96.66
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Castel Nut ¼″ SAE for 6 mm Cooling Tubing

Achieve leak-proof connections in your refrigeration, air-conditioning, and chilled-water circuits with the Castel Nut ¼″ SAE for 6 mm ODS tubing. Its precision-machined brass construction and standard ¼″ SAE threads ensure a secure seal under high-pressure conditions. Features & Benefits Standard ¼″ SAE Threads: Fits common cooling-system ports ODS...
€2.44
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Castel DI316N/4 Cooling-Line Filter with Humidity Indicator

Ensure dry, contaminant-free refrigerant flow in your cooling systems with the Castel DI316N/4 Cooling-Line Filter. Its integrated humidity indicator provides instant visual feedback on moisture levels, while efficient condensate separation protects downstream equipment. Features & Benefits Built-In Humidity Indicator: Color-change sight...
€62.20
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Castel Humidity Indicator ½″ FM SAE for Cooling Systems

Maintain dry, contaminant-free refrigerant flow in your cooling circuits with the Castel Humidity Indicator ½″ FM SAE. These Italian-made indicators feature robust brass bodies and an integrated color-change sight glass for instant moisture detection. Features & Benefits Dual Models: 3950/44 & 3750/44 to suit system preferences...
€32.73
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Castel Humidity Indicator ¼″ MM SAE for Cooling Systems

Protect your refrigeration and HVAC loops from moisture damage with the Castel Humidity Indicator ¼″ MM SAE. These Italian-made indicators feature precision brass bodies and an integrated color-change sight glass for instant moisture detection. Features & Benefits Dual Models: Choose between 3910/22 & 3710/22 Standard ¼″ MM SAE: Male...
€27.75
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Castel 5/8″ FM SAE Humidity Indicator (Models 3950/55 & 3750/55)

Enhance your HVAC and refrigeration systems with the Castel humidity indicator featuring a 5/8″ FM SAE connection. Designed for fast, reliable moisture detection, this inline device provides clear, color-coded feedback—turning from blue to pink/red—to alert you instantly to moisture ingress. Instant Visual Alerts: Color change from...
€51.43
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Castel Humidity Indicator Ø 10 mm (3940/M10 & 3740/M10)

Keep your refrigeration and HVAC systems running smoothly with the Castel Ø 10 mm humidity indicator. Designed for fast, accurate moisture detection, this inline device provides clear, color-coded feedback—turning blue to pink/red—to alert you instantly to moisture ingress. Instant Color Alerts: Visual shift from blue to pink/red...
€41.67
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