Tired of power supplies that drift, overheat, or take up too much bench space? The Matsusada R4K-80M gives you precise, stable voltage in a thin, silent package. It lets you focus on testing and building, not on fixing power problems. If you need reliable DC power for electronics, hobby projects, or lab work, this unit is the answer.
Matsusada R4K-80M Programmable DC Power Supply 110V 1.3A 80W Ultra-Slim Bench
Many engineers and makers struggle with bulky supplies that cannot be programmed or that lack safety features. When the output is unstable, components can be damaged and results become unreliable. This power supply solves those issues by offering programmable voltage and current, built-in protection, and a fanless design that stays cool and quiet. You get exact control from 0 to 110 V and up to 1.3 A, so every test runs as expected.
Key Features
- Output voltage 0-110 V with 100 mV steps.
- Output current 0-1.3 A with 1 mA steps.
- 80 W total power capacity.
- Four-digit digital display for voltage and current.
- Rotary encoder for local adjustment.
- Three memory slots plus a standard preset.
- Full lock and standard lock modes for security.
- Bluetooth and modular digital interface for remote control.
- Optional RS-232C, RS-485, USB, LAN, or GPIB adapters.
- Supports series, parallel, and split operation.
- Over-voltage, over-current, and over-temperature protection.
- Fanless natural convection cooling.
Specifications
| General Information |
|
| Model |
R4K-80M |
| Output Specifications |
|
| Output Voltage |
0 to 110 V |
| Output Current |
0 to 1.3 A |
| Output Power |
80 W |
| Voltage Ripple (rms) |
10 mV (10%–100% of rated output) |
| Current Ripple (rms) |
2 mA (10%–100% of rated output) |
| Minimum Setting Unit — Voltage |
100 mV (local control) |
| Minimum Setting Unit — Current |
1 mA (local control) |
| Input Specifications |
|
| AC Input Voltage |
85 to 264 Vac, 50/60 Hz, Single-phase |
| Input Current (typical @ 100 V) |
1.1 A |
| Input Current (typical @ 240 V) |
0.5 A |
| Power Factor (typical) |
0.99 (max output @ 115 Vac input) |
| Control & Display |
|
| Output Voltage Control |
[Local] Rotary encoder on front panel / [Remote] Digital command |
| Output Current Control |
[Local] Rotary encoder on front panel / [Remote] Digital command |
| Display |
4-digit digital meter (voltage & current) |
| Preset Memory |
3 memory slots (a, b, c) + standard preset |
| Lock Function |
Full Lock / Standard Lock (two selectable modes) |
| Interfaces & Communication |
|
| Bluetooth / Wireless Interface |
Standard digital interface port (modular, daisy-chain capable) |
| Interface Options (adapters, sold separately) |
RS-232C, RS-485, USB, LAN (Ethernet), GPIB |
| Master/Slave |
Supported (up to 16 units; up to 32 with -LGob optical option) |
| Series Operation |
Up to 250 V total output |
| Parallel Operation |
Supported (same voltage setting required) |
| Split Operation |
+/− output available |
| Protection |
|
| Protection |
OVP (Over Voltage Protection), OCP (Over Current Protection), OT (Over Temperature) |
| Physical Characteristics |
|
| Width |
1.38 inches (35 mm) — ultra-slim |
| Cooling |
Fanless, natural convection (silent operation) |
| Accessories |
|
| AC Input Cable (standard) |
CABLE TYPE1, 125 V/10 A, 2.5 m |
