About Product
Overview
Slim Jim is a masterclass in modern espresso machine design, effortlessly bridging the gap between high-volume commercial capability and unprecedented visual customization. It was explicitly developed for specialty cafes that refuse to compromise on either aesthetics or extraction quality.
Internally, the Slim Jim is an absolute powerhouse, featuring a highly advanced multi-boiler system equipped with a massive 10.5L steam boiler and independent 0.8L brew boilers for each group, all managed by fast-reacting PID solid-state controls. Cold mains water is pre-heated via a cross-flow heat exchanger loop inside the steam boiler before entering the brew boilers, maximizing both energy efficiency and temperature precision. Externally, it serves as a blank canvas; café owners can choose from a virtually endless array of bespoke side panels, leg designs, front panels, colors, and premium materials to perfectly align the machine with their brand identity.
Is This Machine Right for You?
- Specialty cafes focusing heavily on interior design and brand identity
- High-volume coffee bars needing multi-boiler precision
- Owners wanting unlimited bespoke aesthetic customization
Features

Advanced Multi-Boiler Architecture
Features a 10.5-liter insulated stainless steel steam boiler and independent 0.8-liter coffee boilers for each group, ensuring perfect thermal stability during high-volume service.

Cross-Flow Heat Exchanger
Cold mains water is pre-heated via a large thermo-siphon heat exchanger loop inside the steam boiler before entering the coffee boilers, maximizing energy efficiency and temperature precision.

Limitless Aesthetic Customization
Designed to be visually tailored, offering cafes an endless combination of bespoke side panels, leg designs, colors, and materials to match any interior.

PID Solid-State Temperature Control
An intelligent, fast-reacting PID system controls the brew boilers via solid-state relays, allowing baristas to dial in extraction temperatures with incredible accuracy.

Intuitive Bastone or Touchpad Interface
Available with tactile volumetric Bastone levers for classic operation or digital touchpads for modern, streamlined volumetric control.

Two-Temperature Hot Water System
A programmable hot water system mixes boiling water with cold mains water, delivering a stable, adjustable temperature flow perfect for Americanos or delicate teas.
Specifications
SPEC
DETAILS
SPEC
DETAILS
Brand
Kees Van Der Westen
Brew Boiler Material
316L Stainless Steel
Origin
The Netherlands
Pump Type
External Rotary Pump
Machine Type
Commercial Multi-Boiler
Temperature Control
PID (Independent for steam and brew boilers)
Number of Groups
2 Group (Duette) / 3 Group (Triplette)
Controls
Bastone Lever or Volumetric Touchpad
Boiler System
Multi-Boiler System
Water Supply
Direct plumbing required
Steam Boiler Capacity
10.5 L (Duette & Triplette)
Voltage
220-240 V (1-phase / 3-phase configurations)
Steam Boiler Material
316L Stainless Steel (Insulated)
Power (Normal)
4800 W Steam + 450 W per brew group
Brew Boiler Capacity
0.8 L per group
Power (High Power)
6000 W Steam + 450 W per brew group

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