The Emerson Alco 030870 is a high-performance 2-way normally closed solenoid valve engineered for precision fluid control in industrial and HVACR systems

Direct OEM Swap: Specifically designed to replace the HC40GR236 without mounting modifications

Most units require a specific MFD-rated run capacitor for proper startup torque

Technicians specify the Trane 1/3 HP motor to minimize downtime and avoid the torque fluctuations often found in generic alternatives

Durable SPST Contacts: Engineered for high-cycle reliability

Browning 1VP40X3/4 Sheave 318973-401 The Emerson Alco 030870 isWhen you're spec'ing out drive components for HVACR systems, the Browning 1VP40X3 4 sheave is a solid choice for reliable power transmission. This cast iron sheave is engineered for durability and consistent performance in demanding applications. With a 3. 75" outside diameter and a single groove design, it's built to handle the rigors of continuous operation. The 3 4" fixed bore ensures a secure fit on your motor or driven shaft, minimizing slippage