---
title: Compact pump RM-A4｜ROCKY-ICHIMARU Co., Ltd.
description: This is the Compact pump RM-A4 page of ROCKY-ICHIMARU Co., Ltd., which boasts the world’s top share for tire curing press valves.
image: https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/ogp.png
---

## Product Overview

A small pump for 3-phase 200-V equipment.

## Product Features

### POINT

High and low pressure 2-stage discharge pump improves work efficiency.

### POINT

Can be equipped with various standard modular stack valves, so it can be used in various equipment.

### POINT

Discharge port diameters are all Rc3/8.

### POINT

An RM-4 is used when the selector valve is installed away from the pump.

### POINT

We can also manufacture pump units with a combination circuit in which one pump operates several actuators.

### POINT

Pressure gauges, casters, and oil coolers can be installed as options.

### POINT

The power cord is 4.5 meters long.

## Main Specifications

| Model Number | Motor | Pump | Hydraulic reservoir | Total weight (kg) |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Type | Voltage (V) | Output (kW) | Maximum Working Pressure | Output flow (50/60Hz) | Effective oil quantity （ℓ） | Capacity （ℓ） |  |  |  |  |
| High pressure (MPa) | Low pressure (MPa) | High pressure （ℓ/min） | Low pressure （ℓ/min） |  |  |  |  |  |  |  |
| A4P | Totally enclosed fan cooled type (indoor use) | 200/220 | 0.4 | 70 | 2 | 0.30/0.35 | 3.2/3.8 | 6 | 10 | 33 |
| A4LP | Totally enclosed fan cooled type (indoor use) | 200/220 | 0.4 | 70 | 2 | 0.30/0.35 | 3.2/3.8 | 6 | 10 | 35 |
| A4FP | Totally enclosed fan cooled type (indoor use) | 200/220 | 0.4 | 70 | 2 | 0.30/0.35 | 3.2/3.8 | 6 | 10 | 35 |
| A4SOF-SP | Totally enclosed fan cooled type (indoor use) | 200/220 | 0.4 | 70 | 2 | 0.30/0.35 | 3.2/3.8 | 6 | 10 | 35 |
| A4SOFP | Totally enclosed fan cooled type (indoor use) | 200/220 | 0.4 | 70 | 2 | 0.30/0.35 | 3.2/3.8 | 6 | 10 | 41 |

 

## Product Lineup

![RM-A4P](https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/product/oil-hydraulic/rockymaster/pump/rm-a4/img_rm-a4_lineup01.jpg)

### RM-A4P

![RM-A4FP](https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/product/oil-hydraulic/rockymaster/pump/rm-a4/img_rm-a4_lineup02.jpg)

### RM-A4FP

![RM-A4LP](https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/product/oil-hydraulic/rockymaster/pump/rm-a4/img_rm-a4_lineup03.jpg)

### RM-A4LP

![RM-A4SOFP](https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/product/oil-hydraulic/rockymaster/pump/rm-a4/img_rm-a4_lineup04.jpg)

### RM-A4SOFP

INQUIRY

[![Inquiry regarding products  Please feel free to contact us. READ MORE](https://hubspot-no-cache-na2-prod.s3.amazonaws.com/cta/default/45711086/96e71410-6e6c-4c7c-b7e3-b0a6abee58b9.png)](https://hubspot-cta-redirect-na2-prod.s3.amazonaws.com/cta/redirect/45711086/96e71410-6e6c-4c7c-b7e3-b0a6abee58b9)