PANASONIC(RAMSA) / WS-NF055-W

RAMSA / WS-NF055-W (for indoor use) is a near-field speaker that supports both low impedance and high impedance, and provides wideband frequency characteristics and dynamic sound from announcement to BGM playback.

■ Near field speaker
■ For indoor use
■ 16 cm
■ Supports both high impedance and low impedance
■ White
■ 1

■ We adopt high-quality two-way speaker system
Provides wideband frequency response and dynamic sound from announcement to BGM playback.
■ Equipped with low impedance and high impedance selector switches
Equipped with a low impedance mode that connects to an amplifier on a one-to-one basis for powerful sound, and a high impedance mode selector switch that connects multiple speakers to one amplifier for efficient sound.
■ Includes special brackets and metal fittings required for installation
Includes a special bracket and fall prevention wire that can be freely attached to the ceiling, wall, vertically or horizontally.


■ Type 2 way bass reflex type
■ Input impedance * 1
High impedance: 100 series, 70 series 167 Ω, 330 Ω, 670 Ω
Low impedance: 8 Ω
■ Rated input (high impedance)
100 series: 60 W, 30 W, 15 W
70 series: 30 W, 15 W, 7.5 W
■ Allowable input (low impedance)
120 W (continuous program) / 60 W (RMS) * 2
■ Output sound pressure level 88 dB (1 m / 1 W)
■ Frequency characteristics 60 Hz to 20 kHz (-20 dB)
■ Input terminal Connector type terminal block (4 poles)
■ Speaker used
For low frequencies: 16 cm corn woofer
For high frequencies: 2.5 cm dome tweeter
■ Operating temperature range -10 ℃ ~ + 50 ℃
■ Dimensions 230 mm (width) 300 mm (height) 196 mm (depth)
■ Mass approx. 3.8 kg
■ Other compatible metal fittings: WT-Q01, WT-Q02
* 1 Can be switched with the impedance selector switch on the rear surface.
* 2 Rated noise power specified in JIS C5532: 2014