Integrated Power Amplifier Stable Professional Audio Amplifier Da15.4 for Conference Room/ Multifunction Hall/ Stadium/ Bar/KTV

• Type: Professional Amplifier
• Usage: AV, KTV System, Conference Hall,Stadium,Multi-Functional Hall
• Used For: Professional
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: DA15.4
• Tube Type: Class D
• Function: Pre-amplifier
• Sound Channel: 4×1500W
• Output Number: 4
• Voltage: 90-260VAC
• Element Number: Pfc
• Conductive Mode: D
• Model Number: Da15.4
• Input Sensitivity: Optiona(41dB/38dB/35dB/32D)
• Icrosstalk Reduction: ≥90dB
• Frequency Response: 20Hz~20kHz(±0.2dB)
• Input Impedance: 20KΩ(Balance),10KΩ(Unbalance)
• Dimension(H×w×d): 45×483×461mm
• RMS Output Voltage: 109.5V
• S/N Ratio: ≥108.5dB
• Slew Rate: 50V/Us
• Thd+N: 0.1%
• Dampering Factor: ≥5000
• Power Supply: 90~260VAC,50~60Hz
• Weight: 12kg
• Transport Package: 45X483X461mm
• Specification: 4 channel
• Trademark: RF
• Origin: Guangzhou, China
• HS Code: 8518400090
• Production Capacity: 2000PCS/Month
• Package Size: 50.00cm * 490.00cm * 470.00cm
• Package Gross Weight: 13.500kg

Product Description

Ruifeng audio provides a number of high-quality sound reinforcement system projects, which specializes in government project, theatre, auditorium, multi-functional hall, outdoor broadcast, hotel banquet hall, entertainment area, stadium etc,. To become the leading audio brand at home and abroad is Ruifeng Intelligence goal.

Our products sale at home and more than 50 countries and areas such as America, Europe, South America, Middle East, South Asia etc,. Ruifeng sincerely welcome you to become a distributor of us and keep a long-term and stable cooperative relationship.

Product Name: 1U 4 Channel DA sereis high power amplifier DA15.4

Specification

8Ω Stereo power	4×1500W
4Ω Stereo power	4×2550W
2Ω Stereo power	4×3570W
16Ω bridge power	2×3000W
8Ω bridge power	2×5100W
4Ω bridge power	2×7140W
Frequency response	20Hz-20kHz(±0.2dB)
THD+N	<0.01%
S/N Ratio	≥110dB
Input Sensitivity Optional	41dB/38dB/35dB/32dB
Input impedance	20KΩ(balance),10KΩ(unbalance)
Protect	Power supply under voltage protection,power amplifier output DC protection,overheat protection,temperature and power control,overload power control
Power Supply	90-260V ~50-60Hz
Dimension(HxWxD)	45x483x461mm
Weight	12Kg

Features

1.With modular integration technology, accurate amplification capability,high reduction of sound density.
2.Using multi-loop control technology, working very stable and efficiency more than 95%.
3. The performance of the machine is more secure with low voltage protection, dc protection, overheat protection, temperature control, overload control.
4.Using active PFC and soft switching power technology, it can adapt to harsh environment and provide dynamic power for the amplifier.
5.with high reliability and full power and outstanding performance, stable and reliable 2Ω drive ability, satisfy different types of sound reinforcement system
Application requirements.

Premium material and module




Application

Conference Room,Multi-function Hall,Stadium,Bar,KTV,Theater



Classic projects






Certification:

Accessories:

Production Test:


Exhibitions:

Technical Training for Customers:

Packing and Loding:

FAQ:

Q1:How long is the warranty for the speakers?
A1: 1 year warranty.

Q2: How about the delivery time?
A2: 3-7days for stock.
(10-20 days for new order depend on order quantity since receipt of 30% T/T deposit payment)

Q3: What kind of payments does RF support?
A3: T/T, Western Union, Cash are accepted.

Q4: What's the MOQ?
A4: MOQ is 2pcs.

Q5: Can you produce according to customers' design?
A5:We are professional manufacturer, OEM&ODM are welcome.

Q6: What is your sample policy?
A6: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the freight.

Q7:Do you test all your products before delivery?
A7: Yes, we have 100% test before delivery. We make sure our good quality.

Our Advantages:

1) Audited supplier by SGS international certificate organization
2) Product quality: Superior speaker and amplifier, top technology and quality.
3) Certificate: CE,RoHS,SGS,ISO9001,ISO14001,ISO27001,ISO20000-1,ISO18001
4) Monthly Production Capacity: 2000pcs
5) Fast delivery: Get your order when you need it.
6) 5000 square meters workshop, with about 200 workers and 20 professional engineers
7) Professional and Skilled in audio knowledge  ---can design complete audio system for you
8) Convenient Transportation: 1 hour to Guangzhou port
9) 24 hours after sales service.

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