The ASW-01 power window switch ((ON)-OFF-(ON)), 5 contacts, 20A 12V is a push-button rocker switch for controlling the direction of rotation of a DC electric motor. Due to the polarity switching scheme, it is well suited for controlling automotive power windows, small DC drives and other mechanisms with a reversible motor.
The ASW-01 power window switch has 5 contacts and operates according to the (ON)-OFF-(ON) scheme. Both operating positions are momentary - after releasing the key, it automatically returns to the central OFF position. There is no locking of the on position.
↕ Motor control in two directions
The main purpose of ASW-01 is to change the direction of motor rotation by switching the power supply polarity. Depending on which direction the button is pressed, voltage with the corresponding polarity is supplied to the output contacts: "+ / −" or "− / +".
This scheme is convenient for an electric window regulator: when the button is pressed in one direction, the motor raises the window, and when pressed in the opposite direction, it lowers it. After releasing the window switch returns to the neutral position, and the motor power is cut off.
⚡ 12 V, load up to 20 A
The ASW-01 car button is designed to operate in DC circuits with a contact load of up to 20 A at 12 V DC. This allows the switch to be used not only for window regulators, but also for other compatible low-voltage electric drives.
The contact resistance is no more than 50 mOhm, and the declared mechanical resource of the switch is 10,000 cycles.
🔘 Momentary button (ON)-OFF-(ON)
The (ON)-OFF-(ON) scheme means that the switch has a central neutral position OFF and two momentary operating positions. The parentheses in the (ON) designation indicate precisely the lack of fixation - for the contact to work, the key must be held down.
The black key is made in the format of a rocker switch. There is no backlight in this ASW-01 modification.
📐 Flush mounting
The ASW-01 5-pin button is installed in the panel in a mounting hole measuring 18.2 × 36 mm. The external dimensions of the case are 41 × 21 × 32 mm.
The compact format allows you to install the button in car panels, control boxes and homemade devices where a 12 V reversing switch is required to control a DC motor.
📋 ASW-01 Technical Specifications
| Model | ASW-01 |
| Type | Power window rocker switch |
| Switching diagram | (ON)-OFF-(ON) |
| Operating positions | 2 momentary + central OFF |
| Locking | None |
| Number of contacts | 5 |
| Contact load | 20 A, 12 V DC |
| Contact resistance | ≤50 mΩ |
| Insulation resistance | 100 MΩ at 500 V DC |
| Dielectric strength | 1500 V AC / 1 min |
| Operating temperature | −25...+85 °C |
| Lifetime | 10,000 cycles |
| Key type | Rocker |
| Color | Black |
| Backlight | None |
| Mounting hole | 18.2 × 36 mm |
| External dimensions | 41 × 21 × 32 mm |
🔧 Where can ASW-01 be used
The ASW-01 12V 20A reverse switch is primarily designed to control an automobile power window. The principle of polarity reversal also allows the button to be used with other reversible DC motors, if their electrical parameters match the characteristics of the switch.
- automotive power windows;
- 12 V reversible electric motors;
- small electric drives;
- lifting and lowering mechanisms;
- automotive and low-voltage equipment;
- homemade DC motor control systems.
✔ Advantages of the switch
The 5-pin ASW-01 window switch combines reversible motor control, momentary (ON)-OFF-(ON) circuit and load up to 20 A at 12 V. The central OFF position allows you to stop the engine immediately after releasing the key.
Thanks to the standard mortise housing, the 12V rocker switch is convenient to install directly into the panel. The mounting hole size of 18.2 × 36 mm should be checked before installing or replacing the standard button.
⚠️ Please note
Before connecting, it is necessary to check the assignment of all 5 ASW-01 contacts and the correctness of the connection diagram. When controlling the motor, it is important to consider not only its rated operating current, but also the starting current, which can be significantly higher.
ASW-01 ((ON)-OFF-(ON)) is a 5-pin window switch without latching and backlight, designed for a load of up to 20 A at 12 V DC. The switch allows you to change the polarity and direction of rotation of the electric motor, so it is suitable for window lifts and other compatible reversible drives.
You can buy ASW-01 12V 20A window switch at the indicated price in the WST store.
| General | |
| Количество контактов | 5 |
| Переключатель | ON-OFF-ON |
| Рабочий ток, А | 20 |
| Тип | ASW |

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