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Benchtop DC Power Supplies

Benchtop DC power supplies, often referred to as lab power supplies, are indispensable for R&D, testing, and production environments. Matsusada Precision offers a comprehensive portfolio of regulated DC power supplies, engineered for high reliability, compact design, and low noise performance.
Our lineup ranges from compact, high-efficiency switching models to linear power supplies offering ultra-low ripple output. Optimized for applications such as EV component testing, semiconductor development, and academic research, these units provide the stable, clean power required for demanding systems.
R3K-36 series | DC power supply Benchtop | Matsusada Precision

R3K-36 series

Voltage Range
8 to 36 V
Current
1 to 3 A
Power
24 to 36 W
Ultra-Compact Programmable DC Power Supply

Fanless design for silent operation
R4K-36 series | DC power supply Benchtop | Matsusada Precision

R4K-36 series

Voltage Range
2 to 40 V
Current
0.1 to 4 A
Power
0.2 to 36 W
Ultra Compact Desktop DC Power Supply

Silent operation with natural convection cooling

NEW

P4KF-80 series | DC power supply Benchtop | Matsusada Precision

P4KF-80 series

Voltage Range
16 to 320 V
Current
0.5 to 10 A
Power
80 W
Ultra-Slim DC Power Supply

Width: Only 1.38 inches / Output Power: 80W
R4K-80 series | DC power supply Benchtop | Matsusada Precision

R4K-80 series

Voltage Range
16 to 320 V
Current
0.5 to 10 A
Power
80 W
Ultra-Slim DC Power Supply with 4-digit Display

Various models for output current control in 0.1 mA increments
RK-80 series | DC power supply Benchtop | Matsusada Precision

RK-80 series

Voltage Range
16 to 320 V
Current
0.5 to 10 A
Power
80 W
Ultra-Slim DC Power Supply with 3-digit Display

Silent operation with natural convection cooling
R4GT series | DC power supply Benchtop | Matsusada Precision

R4GT series

Voltage Range
6 to 36 V
Current
0.01 to 0.3 A
Power
0.1 to 7.2 W
Ultra-High-Resolution Linear DC Power Supply

Features various pulse/ramp functions and ultra-low noise
R4G/R4GN series | DC power supply Benchtop | Matsusada Precision

R4G/R4GN series

Voltage Range
6 to 650 V
Current
0.1 to 10 A
Power
12 to 180 W
A Compact, High-Resolution
Linear DC Power Supply

High resolution, ultra-low noise, and digital interface

NEW

PKTS series | DC power supply Benchtop | Matsusada Precision

PKTS series

Voltage Range
40 to 900 V
Current
2.6 to 50 A
Power
800 W
Ultra-Compact DC Power Supply

Variable range output up to 800W in ultra-slim 2” (51mm) wide chassis
TB series | DC power supply Benchtop | Matsusada Precision

TB series

Voltage Range
35 to 1000 V
Current
1 to 108 A
Power
360 W, 720 W, 1080 W
Wide-Range Programmable
DC Power Supply

Features a variable-range output (Turbo function) and a compact design
RK series | DC power supply Benchtop | Matsusada Precision

RK series

Voltage Range
6 to 800 V
Current
0.6 to 180 A
Power
385 to 1200 W
Versatile Benchtop
DC Power Supply

Offers 400 W output in a compact 2.8-inch wide chassis.

DC Power Supplies

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