Belimo ZG-M4 Retrofit Screws

Belimo ZG-M4 Retrofit Screws – Retrofit Mounting Kit for CCV Valve Actuators

The Belimo ZG-M4 Retrofit Screws are a high-quality accessory kit designed for use with Belimo CCV (Characterized Control Valve) actuators. These retrofit screws provide secure mounting and compatibility across a wide range of two-way and three-way valves from 1/2" to 3". Ideal for commercial HVAC retrofitting or upgrades, the ZG-M4 kit ensures a quick, reliable installation of Belimo actuators on existing valve assemblies.

Key Features:

• Model: ZG-M4

• Type: Retrofit Screws for Belimo CCV Valves

• Application: For 2-way and 3-way mixing or diverting valves

• Valve Sizes: 1/2" – 3"

• Flow Characteristics:

  • Two-way: Equal percentage

  • Three-way: Linear

• CV Range:

  • 2-way: 0.8 to 240

  • 3-way: 0.3 to 83

• Leakage Rating:

  • 0% for port A to AB

  • Max 2% for port B to AB

• Pressure Ratings:

  • Close-off Pressure: 200 psi (1/2"–2"), 100 psi (2"–3")

  • Body: 600 psi (1/2"–1-1/4"), 400 psi (1-1/4"–3")

• Temperature Range: 0°F to 250°F (-18°C to 120°C)

• Compatible Media: Hot/chilled water, up to 60% glycol

• Approvals: CSA, CE

• Warranty: 5-Year Limited Warranty

• Compatible Actuators: TR, LRB, NRB, ARB (non-spring return); TF, LF, AF (spring return)

• Ready-to-Install Kit: Assembled for fast and easy retrofitting

Enhance system performance and extend the life of your Belimo valve actuators with the reliable ZG-M4 Retrofit Screws. Trusted by HVAC professionals for retrofitting excellence.