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The ZoneFirst SPRD-20X8 is a heavy-duty barometric bypass damper engineered for precise static pressure regulation in multi-zone residential and light commercial HVAC systems
Cost-effective alternative to complete valve replacement in industrial fluid control applications
Ensure your actuator is configured for a high-impedance input (minimum 2k ohms) to match the controller’s drive capability
63 Cv rating combined with modified equal percentage flow provides superior control for small-load terminal units
Hartland Controls CAP-30/15/440R Run Capacitor R-407C The ZoneFirst SPRD-20X8 is aWhen you're out on a service call and find a bulging capacitor or a compressor that won't kick over despite trying to start, the Hartland Controls CAP 30 15 440R Run Capacitor is a reliable truck stock essential for HVACR systems. This dual run capacitor provides a precise 30 15 microfarad (MFD) split, supporting both the compressor (herm) and the condenser fan motor. Built with aluminum oil filled construction and a round case style, it is engineered
