Name: Quest QX300A High Performance Power Amplifier
Brand: QUEST
SKU: 00303
Price: 95200.00 INR
Availability: InStock

Quest QX300A High Performance Power Amplifier

Rs. 95,200.00

Rs. 95,200.00 Rs. 112,000.00

Quest QX300A High Performance Power Amplifier

Rs. 95,200.00

Rs. 95,200.00 Rs. 112,000.00

Taxes included.

The Quest QX300A is a high-performance 2 x 150W power amplifier engineered for versatile installation applications. Utilizing advanced UMAC™ Class-D technology, it offers exceptional efficiency and intelligent auto load sensing for both Low-Z and High-Z configurations. Its compact design supports wall or table mounting and high-density installation with up to 10 units per 3RU rack space. Robust construction—including a diecast base and comprehensive protection circuits—ensures reliable operation in demanding environments, making the QX300 a dependable solution for professional audio systems.

Key Specifications:

Channels: 2 x 150W (Low-Z) or 1 x 300W (Bridge Mono for Low-Z & 70/100V)
Mounting: Wall/Table
Rack Density: 3 units per 1RU

Product Specifications:

POWER

NORMAL OPERATION (PEAK)
Load	Total Power	8 Ω	4 Ω	70V	100V	8 Ω	4 Ω	70V	100V
Maximum Dynamic Power (@ 1khz, 1% THD)	550 W	2 x 200 W	2 x 275 W	N/A	N/A	1 x 550 W	1 x 550 W	1 x 550 W	1 x 550 W

NORMAL OPERATION (RMS)
Load	Total Power	8 Ω	4 Ω	70V	100V	8 Ω	4 Ω	70V	100V
Maximum Continuous Power (@ 1khz, 1% THD)	280 W	2 x 150 W	2 x 140 W	N/A	N/A	1 x 280 W	1 x 260 W	1 x 250 W	1 x 240 W

I/O

OUTPUT CIRCUITRY	UMAC™ Class-D – full bandwidth PWM modulator with ultra-low distortion
OUTPUT CHANNELS	Two Speaker Level Output via 2-pin Euroblock/Phoenix connector with 5.08 mm pitch and screw-lock
INPUT CHANNELS	Two Analogue Balanced Line Level Inputs via 3-pin Euroblock/Phoenix connector with 5.08 mm pitch and screw-lock
DEFAULT GAIN	32 dB
FREQUENCY RESPONSE	20 Hz to 20 kHz (+/-0.3 dB)
TOTAL HARMONIC DISTORTION	0.003% (1 kHz @ 1/8th Power / 8 ohm load)
DYNAMIC RANGE	112 dB (A-weighted)
MAXIMUM INPUT LEVEL	+24 dBu
INPUT IMPEDANCE	10kohm
LATENCY	N/A

CONTROL

CONTROLS AND INDICATORS (FRONT)	Per Channel: Volume Potentiometer. Per Unit (Applies to both channels): 80 Hz HPF Switch, 100 Hz LPF Switch, Bridge-Mono Switch, Limiter Switch and Auto-Standby Switch
CONTROLS AND INDICATORS (REAR)	N/A
CONTROL AND MONITORING	N/A
DIGITAL SIGNAL PROCESSING	N/A
PROTECTION CIRCUITS	Thermal protection, Over-Current Protection, DC Protection, HF Protection

ELECTRICAL

MAINS POWER INPUT	Universal Mains, 100-240V, 50-60 Hz
MAINS CONNECTOR	Standard IEC C14
POWER CONSUMPTION - STANDBY	0.4 W
POWER CONSUMPTION - IDLE	7.2 W
POWER CONSUMPTION - 1/8TH POWER / 8 ohm Load	38 W
POWER CONSUMPTION - 1/3RD POWER / 8 ohm Load	100 W

HEAT

HEAT GENERATED - STANDBY	1.4 BTU/hr / 0.3 kJ per hour
HEAT GENERATED - 1/8TH POWER / 8 ohm Load	43 BTU/hr / 11 kJ per hour
COOLING	Fan-Forced Air Cooling – Temperature-Dependent
FAN NOISE (ANECHOIC CHAMBER @ 1 m)	38 dB(A)

SIZE

RACK SIZE	1RU High and 1/3-Rack Width
DIMENSIONS (W x H x D)	125 x 44.5 x 330 mm (5.5 x 1.75 x 13")
WEIGHT	1.6 kg (3.5 lbs)
SHIPPING DIMENSIONS (W x H x D)	250 x 80 x 420 mm (9.8" x 3.15" x 16.5")
SHIPPING WEIGHT	3 kg (6.6 lbs)

ACCESSORIES

ACCESSORIES (INCLUDED)	Mains Cable, Feet, Euroblock/Phoenix Plugs, Rack Ears
ACCESSORIES (AVAILABLE SEPARATELY)	uRAK2 and WBQX300
OPTIONS	Dante Version Available - QX300D

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.