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Klipsch R-121SW 12" 400W Powered Subwoofer - Black (Reference Series)
Klipsch R-121SW 12" 400W Powered Subwoofer - Black (Reference Series)
Klipsch R-121SW 12" 400W Powered Subwoofer - Black (Reference Series)
KL-R121SWAvailable on 36 months of equal Interest Free instalments:
approximately per month
^ Total repayments $1,499 (excluding fees). Min purchase of $500 applies. Offer ends 31/07/2026. Equal monthly payments required. Lending criteria, T&Cs & fees apply incl. a $55 estb. fee & $65 annual fee ($32.50 half yearly). Standard interest rate (currently 29.49% p.a.) applies after interest free term ends. Exclusions may apply. *Further information on rates and fees can be found at gemfinance.co.nz. Credit provided by Latitude Financial Services Ltd.
How it works
Please note this product is not available in all stores but can be ordered.
Delivery expectation: 1-2 weeks
This item is available by special order and may not be stocked in stores.
Purchase online today to secure your product. For more information, please
contact your local Harvey Norman store.
Elevate your audio setup and experience powerful bass effects with the Klipsch Reference R-121SW 12" 400W Wired Subwoofer! This high-performance unit adds deep and distortion-free bass to your Reference Series system, thanks to its TCP woofers, all digital amplifiers, low-profile grilles, and improved bracing design. Furthermore, it features a stylish black finish and textured wood grain design that blends well with most interiors.
Key Overview
- Powered Subwoofer
- Wired Connection to Receiver
- 12" Size
- 200-400W Power
- 28 Hz to 120 Hz Frequency Response
- 50 Hz to 150 Hz Crossover Frequency
- Compatible with Klipsch Reference Collection
- (W x H x D): 410 x 410 x 500 mm
Product Highlights
- Boost Your Sound: Immerse in deep, rich bass effects with the Klipsch Reference R-121SW Subwoofer! Made exceptionally light and powerful, this unit offers 400W output, all digital amplifiers, a front-firing driver, and Thermoformed Crystalline Polymer (TCP) woofers to deliver heart-pounding bass that will bring your movies, music, and games to life. It also highlights low-pass crossover and phase control, so its low-frequency tones can better blend with other compatible speakers.
- Refined Controls and Connections: Built with rear connections, you can easily connect compatible audio systems without worrying about unsightly cables cluttering up your setup. It also features onboard controls like Volume, Low-Pass, and Phase for seamless operations. This unit also supports Dual RCA Line-In/LFE input to ensure compatibility with home theatre receivers.
- High-Quality Cabinet Design: It features low-profile grilles and an improved bracing design that reduces vibration and acoustic transparency, resulting in improved sound quality.
- Sleek and Stylish: Built to blend seamlessly with most interiors, this Klipsch Reference Subwoofer is reinforced with a 3/4” MDF construction with scratch-resistant, textured wood grain vinyl for a refined, modern aesthetic.
- Personalise Your Sound System: Mix and match this subwoofer with other Klipsch Reference audio products to further customise your setup and level up your sound system*.
*Other compatible Klipsch Reference Systems are not included.
| Brand | Klipsch |
|---|---|
| Product Type | Subwoofer |
| Model Number | R-121SW |
| Colour | Black |
Product Specifications
| Series | Reference |
|---|
Subwoofer
| Subwoofer Type | Subwoofer |
|---|---|
| Subwoofer Power Output | 200-400W |
| Subwoofer Frequency Response | 28 Hz - 120 Hz |
| Subwoofer Crossover Frequency | 50 Hz - 150 Hz |
| Grille | Removable Cloth Grille |
| Subwoofer Onboard Controls | Volume, Low-Pass, Phase |
Amplifier
| Amplifier Type | All Digital Amplifier |
|---|---|
| Amplification Class | Class-D |
Connectivity
| Wired / Wireless | Wired |
|---|
Connection
| Inputs | 1 x Dual RCA Line-In/LFE |
|---|
Installation
| Assembly Type | No Assembly Required |
|---|---|
| Installation Type | Floorstanding |
Electrical Connection
| Type of Connection | 1 x Figure-8 Plug & Subwoofer to Receiver via RCA Cable |
|---|---|
| Power Cable Length | 1.8 m |
| Power Indicator | Yes |
| Wattage/Voltage | AC 220V-240V 50/60Hz |
| Fuse Rating | 10A |
| Auto Power Off | Yes |
Dimensions
| Height | 410 mm |
|---|---|
| Width | 410 mm |
| Depth | 500 mm |
| Product Weight | 16 kg |
Warranty
| Manufacturers | 24 Months |
|---|
Delivery
We aim to dispatch orders within 2 days. Delivery costs are calculated based on your location and the size of your order. Furniture may take up to 8 weeks to deliver as most products are made specifically for your order. Some Customer Direct products are shipped from overseas and may take longer to arrive. Some goods may take longer to deliver if a product is currently not in stock. A staff member will contact you where this occurs.
Easy returns
If you feel your product has failed a Consumer Guarantee (as defined by New Zealand Consumer Law) then don't worry you can easily return it to your local Harvey Norman store. We'll even pay for the postage if you live in an area where there is no store. Our returns policy covers any purchased item ( conditions apply).
- 1 x Klipsch Subwoofer
- 1 x Grille
- 1 x Power Cord
- 1 x User Guide






















