Yamato Electric
Yamato Electric SPX-05A Slim Model

Manufacturer: Yamato Electric Co., Ltd.
Model: SPX-05A
Plate Heat Exchanger
Simple structure achieves low cost! Two types are available: slim type and short type. You can choose between panel internal or external mounting, and 100V or 200V specifications.
Features
- Low cost is achieved by adopting a plate-type element that does not use operating fluid.
- Since there are no mechanical parts, there is no failure, and the plate section can be used semi-permanently under normal environmental conditions.
- Unlike refrigeration equipment, there is no condensation phenomenon.
- Since no operating fluid is used, it can be installed sideways or upside down.
- The simple structure, which is a combination of an element and a fan, allows for flexible adaptation.
Operating Principle
In a state where the inside and outside of the panel are separated by a heat dissipation plate:
- Hot air inside the panel, collected by the inner fan, is cooled as heat is removed while passing through the heat dissipation plate, and then returns to the inside of the panel.
- Cold air from outside the panel is collected by the outer fan, absorbs heat while passing through the heat dissipation plate, and is then released outside.
By repeating this operation, temperature rise inside the control panel is prevented.

SPX Series SPX-05A CE Declaration of Conformity
Rated Capacity: 25/28 W/K
- Low cost is achieved by adopting a plate-type element that does not use working fluid.
- The heat dissipation plate uses aluminum, resulting in high heat exchange efficiency and lightweight construction. Furthermore, the continuous bending process provides high sealing performance, reliably blocking dust and mist from the panel.
- The heat exchanger can be installed horizontally or upside down (vertically inverted).
| Panel Internal Mounting Type SPX-05AR | Panel External Mounting Type SPX-05AF |
|---|---|
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Specifications
| Installation Method | Side Mount (Inside Panel) | Side Mount (Outside Panel) | ||
|---|---|---|---|---|
| Model | SPX-05AR-1P-CE | SPX-05AR-2P-CE | SPX-05AF-1P-CE | SPX-05AF-2P-CE |
| Rated Capacity Note 1 (W/K) | 25 / 28 | 25 / 28 | ||
| Rated Voltage (V) | 100 | 200 | 100 | 200 |
| Rated Current Note 2 (A) | 1.08 / 0.92 | 0.56 / 0.48 | 1.08 / 0.92 | 0.56 / 0.48 |
| Operating Ambient Temperature (°C) | 0 ~ 40 (Max. panel temperature 60°C) | |||
| Operating Humidity Range (%) | 20 ~ 85 | |||
| Fan Capacity × Number of Fans (W) | 15 / 14 × 4 | 15 / 13 × 4 | 15 / 14 × 4 | 15 / 13 × 4 |
| Case Material · Color | Galvanized steel plate · No paint | |||
| External Dimensions (Height × Width × Depth) (mm) | 336 × 666 × 94 | |||
| Mass (kg) | 8.9 | |||
Note 1: Rated capacity is based on Japan Refrigeration and Air Conditioning Industry Association Technical Material No. 004.
Note 2: Rated current shows the total of the rated currents of the fans used.
/ indicates that the value on the left is for 50Hz and the value on the right is for 60Hz.
※Support for 230V is also available. Please inquire for details.
| Panel Internal Mounting Type SPX-05AR |
|---|
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| Panel External Mounting Type SPX-05AF |
|---|
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※ Before use, be sure to read the “Instruction Manual” and use the product correctly and safely.
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