JR410: 4" 15W single cone driver with 8W transformer

4 inch Single Cone Speaker with 70V 8W Transformer

Name: 4 inch Single Cone Speaker with 70V 8W Transformer
SKU: JR410-T870
Price: 83.80 USD
Availability: InStock

JR410-T870

$83.80 MSRP

Model JR410-T870 high compliance 4-inch 15W single cone driver with mounted 70V 8W transformer provides wide frequency response and wide dispersion for background music and paging systems. Order grille and enclosure separately.

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Driver: 4-inch 15W single cone driver with 10 oz. ceramic magnet, paper cone, treated cloth surround.
Frame: 20-gauge stamped steel, zinc-plated.
Mounting Bolt Circle: 4.69 in.
Transformer: 70V with taps at 1, 2, 4, 8W
Assembly Frequency Response: 75Hz–15.7kHz (±6dB) and 57Hz–20kHz (±7.4dB)
Assembly Mounting Depth: 3.9 in.
Assembly Dispersion Angle: 170 degrees conical
Assembly Average Sensitivity: 91.4dB

Spec Sheet: 1407-JR410T870

Assembled in U.S.A. with global components
Meets or exceeds industry standards

The high compliance 4-inch cone driver with mounted transformer shall be Lowell Model JR410-T870. The driver shall be of the permanent magnet type with a paper cone, treated cloth surround, and dispersion angle of 170 degrees @ 2000Hz (-6dB). Average sensitivity shall measure 90.8dB (SPL at 1W/1M) and power rating shall be 15 watts RMS. The driver shall feature 1 inch diameter voice coil (8ohm impedance), 10 oz. ceramic magnet, 20-gauge steel frame with 5.03 inch diameter and four holes spaced at 90 degrees on 4.69 in. diameter mounting bolt circle. Assembly frequency response shall be 75Hz–15.7kHz (±6dB) and 57Hz-20kHz (±7.4dB). External metal parts shall be zinc-plated. The mounted transformer shall be 70V with selectable taps at 1, 2 4, 8W. Transformer response shall be 50Hz–15kHz (+1dB) with insertion loss of 0.8dB. The driver-transformer assembly shall have an overall depth of 3.9 in.<