





KASPER KCS-R624
PRICE ON ENQUIRY
KASPER KCS-R624 6 inch rimless ceiling speaker, 8 Ω, 89 dB SPL, 65 Hz - 20 kHz, Ø 170 mm cutout. Available in India from Shivansh Electronics, Kolkata, West Bengal, India.
VISUAL GUIDE — See Every Photo, Spec & Setup Step (PDF)
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Acoustic
| Power at 8 Ω | 15 W, 30 W peak |
| SPL (1 W / 1 m) | 89 dB |
| Maximum SPL at 1 m | 101 dB |
| Frequency response | 65 Hz - 20 kHz |
| Speakers | 1" tweeter and 6" bass driver |
Installation and build
| Cutout size | Ø 170 mm |
| Installation size | Ø 187 x 80 mm (H) |
| Mounting type | In‑ceiling |
| Enclosure material | ABS |
| Weight | 0.8 kg |
| Finish | White |
Product overview
The KASPER KCS-R624 rimless ceiling speaker is a compact and stylish in-ceiling audio solution designed for clear and balanced sound distribution.
With its minimal rimless design, it blends seamlessly into modern interiors while delivering reliable performance for background music and announcements. It uses a 1 inch tweeter and a 6 inch bass driver. It is rated 15 W at 8 Ω (30 W peak). It is ideal for homes, offices, retail stores, restaurants and cafés.
| Bass driver + 1 inch tweeter | 6 inch |
| Power at 8 Ω | 15 W |
| SPL (1 W / 1 m) | 89 dB |
| Frequency response | 65 Hz - 20 kHz |
Key features
- In-ceiling mounting design
- Compact and lightweight build
- Wide frequency response: 65 Hz - 20 kHz
- High sensitivity for efficient output: 89 dB SPL (1 W / 1 m), maximum 101 dB at 1 m
- Wide sound coverage
- Lightweight and easy installation
- Rimless design, lockable grille and safety cable (KASPER catalogue)
Rimless design
The rimless front blends into modern ceilings. The ABS enclosure has a white finish and a lockable grille, and the speaker weighs 0.8 kg.
Power and connection
It is rated 15 W at 8 Ω (30 W peak). The rear carries a terminal block and mounting clamps; the driver label reads: Model: KCS-R624; Rated power: 15W/8Ω; RED: 15W; BLACK: COM.
Installation
The KCS-R624 mounts in-ceiling in a Ø 170 mm cutout; installation size is Ø 187 x 80 mm (H).
In the box
- KCS-R624 ceiling speaker
KASPER KCS-R624: frequently asked questions
What cutout does the KCS-R624 need?
Ø 170 mm; installation size Ø 187 x 80 mm (H).
What power does it handle?
Power at 8 Ω: 15 W, 30 W peak.
What is its frequency response and SPL?
65 Hz - 20 kHz; SPL 89 dB (1 W / 1 m), maximum SPL 101 dB at 1 m.
What is it made of?
ABS enclosure, white finish; weight 0.8 kg.
Where can I buy the KASPER KCS-R624 in India?
The KASPER KCS-R624 is available from Shivansh Electronics, Kolkata, West Bengal, India, with delivery across India.
Workflow 1: Homes
Background music in living rooms and kitchens.
Connections
| Connect | To |
|---|---|
| Amplifier | Speaker terminal block |
Setup
- Cut a Ø 170 mm opening.
- Connect the speaker cable.
- Fit the speaker and the grille.
Tip: Installation size Ø 187 x 80 mm (H).
Workflow 2: Offices
Background music and announcements in work areas.
Connections
| Connect | To |
|---|---|
| Amplifier output (8 ω) | Speaker terminal block |
Setup
- Plan the speaker positions.
- Match the total load to the amplifier.
- Fit the speakers in the ceiling.
Tip: SPL 89 dB (1 W / 1 m).
Workflow 3: Retail stores
Even background music across the shop floor.
Connections
| Connect | To |
|---|---|
| Amplifier output (8 ω) | Speaker terminal block |
Setup
- Space the speakers evenly.
- Connect them to the amplifier.
- Set the music level.
Tip: Wide sound coverage (KASPER catalogue).
Workflow 4: Restaurants and cafés
Music and announcements for dining areas.
Connections
| Connect | To |
|---|---|
| Amplifier output (8 ω) | Speaker terminal block |
Setup
- Fit the speakers over the seating areas.
- Connect the speaker line.
- Balance the levels.
Tip: Rimless white finish blends into modern interiors.
Workflow 5: Announcements
Paging and announcements in public areas.
Connections
| Connect | To |
|---|---|
| Paging amplifier | Speaker terminal block |
Setup
- Connect the speakers to the paging zone.
- Test announcements.
- Adjust the level.
Tip: Frequency response 65 Hz - 20 kHz.
Workflow 6: Safe ceiling installation
Installers fitting the speaker.
Connections
| Connect | To |
|---|---|
| Safety cable | Building structure |
Setup
- Make the cutout.
- Attach the safety cable.
- Fit the speaker and lock the grille.
Tip: Safety cable and lockable grille (KASPER catalogue).








