JBL HPD8138 - 8″ Full-Range In-Ceiling Speaker (Each)

8-inch full-range in-ceiling speaker designed for commercial audio installations
Dual-cone full-range driver for clear and balanced sound reproduction
High sensitivity for strong sound output with low amplifier power
Wide frequency response suitable for background music and paging applications
Built-in multi-tap transformer for 70V and 100V distributed audio systems
Even coverage pattern for consistent sound distribution across spaces
Compatible with standard ceiling back boxes and tile bridge mounting systems
Sturdy construction for long-term reliability in commercial environments
Clean white grille design that blends seamlessly with most ceilings
Ideal for retail stores, restaurants, offices, lobbies, and public spaces

Description

Drivers	200 mm (8 in) Full-Range, Dual-cone
Frequency Range (-10dB)	95 Hz – 18 kHz
Coverage Angle	90° conical
Sensitivity	97 dB (2k – 8k Hz)
Driver Power Capacity	40W (160W peak), 2 hrs25W (100W peak), 100 hrs
Transformer Taps	6W, 3W, 1.5W, (0.75W at 70V only)
Input Connectors	Bare Wire
Magnet	10 ounces (283 g)
Safety Agency	Transformer is UL registered per UL1876
Installation	Full assembly consists of 8138 speaker plus MTC-81BB8 backbox andMTC-81TB8 tile bridge. Four screw holes at industry standard 286 mm (11.25 in) mounting circle.
Dimensions (Diameter x Depth)	327 mm (12.9″) diameter baffle x 84 mm (3.3″) depth from back of baffle. Overall depth, 99 mm (3.9″)
Mounting points	4 points on 286 mm (11.25 in) diameter mounting circle
Ceiling Cutout Size	300 mm (11.75″) with tile bridge and backbox.228 mm (9.0″) diameter as stand alone.
Net Weight	1.4 kg (3.0 lb)
Included Accessories	Integral grille, 4 pcs M4 x 40 mm tapping screws
Optional Accessories	MTC-81BB8 backcan, MTC-81TB8 tile bridge
Power Rating	See transformer taps
Maximum SPL (1m)	105 dB (top 70V/100V tap)
Color	White
Backcan	formed steel (accessory)
Baffle/Rim	Plastic
Plenum Usage	Yes, with an accessory backpack

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