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Marwin Valce 3L/T‑2100F‑F Series 3‑Way Ball Valve,

  • 3‑way L‑port or T‑port configurations (diverting / mixing)
  • Class 150 flanged ends, 1/2" to 6" sizes
  • Temperature range: -29°C to +204°C
  • Full port, side-entry design
  • Carbon steel or stainless steel construction

The Marwin 3L/T‑2100F‑F Series is a robust 3‑way multi-port ball valve designed for reliable shut-off and directional flow control in industrial process systems.

Featuring a side-entry, bolted body construction, the valve offers strength and ease of maintenance while maintaining tight shut-off performance. The design incorporates four seats and precision ball alignment, supporting consistent sealing across multiple flow paths.

Available with both L‑port (diverting) and T‑port (mixing/diverting) configurations, the valve enables flexible control of process flow using a single unit—often replacing multiple 2‑way valves and simplifying piping layouts.

The inclusion of an ISO 5211 mounting pad allows straightforward integration with pneumatic or electric actuators, making the range suitable for both manual and automated applications.

Three‑way valves such as this are specifically designed to divert, mix, or isolate flow, offering a compact and efficient solution for systems with multiple flow paths.

Applications

Common process applications and industrial uses include:

  • Flow diversion between two process lines
  • Mixing or blending applications
  • Switching between pumps, tanks, or safety systems
  • Utility and process line routing
  • OEM machinery and skid systems

Other features

  • Bolted, cast body construction for strength and durability
  • Blow-out proof stem design for safety
  • 4-seat design for improved sealing performance
  • Live-loaded PTFE packing for long-term sealing
  • Secondary stem seal (O‑ring) on smaller sizes
  • Trunnion-mounted ball (2‑1/2"–6") for stability at higher loads
  • Locking device provision for safety and process control
  • Optional 180° rotation configurations available

Model numbers

  • • 3T 2100F 050 CS BF
  • • 3L 2100F 100 S6 BF
  • • 3T 2100F 200 CS GF
  • • 3L 2100F 300 S6 BF

Industries

The Marwin Valce 3L/T‑2100F‑F Series 3‑Way Ball Valve, is widely used in the following industries:

Manufacturer

Richards Industrials