

KASPER PS-12S40
MRP - Rs. 68,900
KASPER PS-12S40 subwoofer: 12 inch single woofer, 400 W, from the KASPER KUA subwoofer range. Available in India from Shivansh Electronics, Kolkata, West Bengal, India.
VISUAL GUIDE — See Every Photo, Spec & Setup Step (PDF)
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Specifications
| Woofer | 12 inch, single |
| Power | 400 W |
| Range | KUA subwoofers |
Product overview
The KASPER PS-12S40 is a 12 inch single subwoofer rated at 400 W, from the KASPER KUA subwoofer range.
KASPER lists it as 12 inch single / 400 W.
| Woofer | 12 inch |
| Driver | Single |
| Power | 400 W |
| Subwoofer range | KUA |
Key features
- 12 inch single woofer
- 400 W
- Part of the KASPER KUA subwoofer range
In the box
- KASPER PS-12S40 subwoofer
KASPER PS-12S40: frequently asked questions
What size is the woofer?
12 inch, single.
What is the power rating?
400 W.
Is a specification sheet available?
KASPER has not published a separate specification sheet for this model; contact us for details.
Where can I buy the KASPER PS-12S40 in India?
The KASPER PS-12S40 is available from Shivansh Electronics, Kolkata, West Bengal, India, with delivery across India.
Workflow 1: Bass for a compact install
Add low end to a small sound system.
Connections
| Connect | To |
|---|---|
| Amplifier | Subwoofer input |
Setup
- Place the subwoofer.
- Connect the amplifier.
- Set the level.
Tip: 12 inch, 400 W.
Workflow 2: With KASPER full-range speakers
Subwoofer under full-range tops.
Connections
| Connect | To |
|---|---|
| Amplifier (subs) | Subwoofer |
| Amplifier (tops) | Full‑range speakers |
Setup
- Connect each amplifier.
- Balance tops and sub.
- Set levels for the room.
Tip: Part of the KUA range.








