Description
ESBE VRG133 3‑Way Mixing Valve – 28mm Compression, 10 Kvs (11603100)
The ESBE VRG133 is a high‑performance 3‑way mixing valve designed for installers who want reliable temperature control with zero fuss. Built from DZR brass and engineered for ultra‑low internal leakage, this valve delivers stable, accurate mixing for heating, cooling, and potable water systems.
Perfect for boiler circuits, heat pumps, underfloor heating, and commercial plant rooms.
Key Features
- 28mm compression connections – fast, clean installation.
- Kvs 10 – ideal for medium‑flow systems needing stable temperature control.
- DZR brass body – corrosion‑resistant and long‑lasting.
- 90° operating angle with non‑slip manual knob.
- Ultra‑low internal leakage (<0.05%) for improved efficiency.
- Compatible with ESBE ARA600 actuators – no linkage kits required.
- Suitable for heating, cooling, and potable water applications.
- Direct replacement for ESBE 11002300.
Technical Specifications
| Model | ESBE VRG133 DN25 |
|---|---|
| Part Number | 11603100 |
| Connection Type | 28mm Compression (CPF) |
| Valve Type | 3‑Way Mixing / Diverting |
| Kvs | 10 |
| Pressure Rating | PN10 |
| Temperature Range | -10°C to +110°C (up to +130°C short‑term) |
| Material | DZR Brass |
| Operating Angle | 90° |
| Replaces | 11002300 |
Compatible Accessories
- ESBE ARA652 Actuator – perfect for mixing control.
- ESBE VRI111 Insulation Shell – reduces heat loss.
Typical Applications
- Underfloor heating manifolds
- Boiler mixing circuits
- Heat pump systems
- Cooling loops
- Commercial and domestic plant rooms
Why Choose the ESBE VRG133?
Installers choose the VRG133 because it’s reliable, accurate, and easy to fit. The compression ends save time on site, and the valve’s internal design ensures smooth, predictable temperature control even under varying system loads.
Pair it with an ESBE ARA600 actuator for a fully automated mixing solution.
More Information About This Valve
- ESBE EU Website (VRG130 Page)
- ESBE VRG130 Series Data Sheet (PDF Download)
- ESBE VRG130 Series Installation Guide (PDF Download)
Frequently Asked Questions
What systems is the ESBE VRG133 suitable for?
It works with heating & cooling systems, including boilers, heat pumps, and underfloor heating.
Can I automate this valve?
Yes — it’s fully compatible with ESBE ARA600 actuators.
Is this a direct replacement for older ESBE valves?
Yes, it replaces ESBE part 11002300.
Does it come with compression fittings?
Yes — the valve includes 28mm compression ends for quick installation.

