*Brand NEW*15V 3A 45W Audio-Grade Low Hum Power Adapter | Center Negative Barrel Replacement Compatible with Yamaha YNT345-1530 THR10II Modeling Guitar Amp Power Supply

Product Overview
Power adapter (15V 3A, with center pin) for Yamaha THR10II and THR30IIWL guitar amplifiers.Power supply for Yamaha THR10II guitar amplifier (Model YNT345-1530, 15V 3A, with center pin)
This 45W audio-grade desktop AC-DC adapter is a direct OEM replacement for Yamaha factory model YNT345-1530, exclusively engineered for the Yamaha THR10II / THR10II Wireless / THR30II Wireless desktop modeling guitar amplifiers. It delivers precise regulated 15V 3A DC output with a standard 5.5×2.1mm barrel plug with center-negative polarity (critical for Yamaha audio gear). Adopting ultra-low ripple EMI audio filtering circuit, it eliminates AC hum, buzz, signal distortion and popping noise during guitar practice, overdrive playback and studio recording, paired with full multi-layer audio-safe fault protection and global audio equipment safety certifications.
Full Technical Specifications
OEM Matching Model: Yamaha YNT345-1530
Compatible Amplifiers: Yamaha THR10II, THR10II Wireless, THR30II Wireless Guitar Combo Amps
Rated Power: 45W Max
AC Input: 100-240V AC 50/60Hz universal wide global voltage
DC Output: 15V DC, continuous rated 3.0A
DC Barrel Connector: 5.5mm OD × 2.1mm ID, Center Negative Polarity (marked on amp rear panel)
AC Interface: IEC C14 desktop socket, supports detachable 2/3-pin regional mains cords
Efficiency Grade: Level VI high energy efficiency, ultra-low standby power loss
Cooling Design: Fanless multi-slot passive convection, zero extra electrical hum interference for audio signal chain
Housing Material: Matte black flame-retardant industrial ABS shell
Safety Certifications: CE, FCC, RoHS, UL, LPS Limited Power Source, IEC 60065 audio equipment safety standard
Built-in Audio-Grade Protections: OVP overvoltage, OCP overcurrent, SCP short-circuit, OTP overheating, reverse polarity lockout protection
Usage Restriction: Indoor use only, dedicated for Yamaha THR-II series guitar amplifiers
Compatible Devices
Yamaha THR10II 20W desktop modeling guitar amplifier
Yamaha THR10II Wireless Bluetooth guitar amp
Yamaha THR30II Wireless 30W stereo modeling guitar amplifier
Any audio equipment requiring 15V 3A center-negative 5.5*2.1mm barrel power input
Core Product Advantages
1:1 factory parameter match for YNT345-1530, stable constant 15V 3A full-load output, plug-and-play direct replacement for lost/damaged original amp power brick
Strict center-negative barrel polarity design + built-in reverse polarity lockout protection, prevents permanent burnout of the amp’s preamp, speaker driver and USB recording circuit
Audio-grade ultra-low ripple filtered DC output eliminates mains hum and signal interference, preserving clean tube-style tone during high-gain overdrive and studio recording
Fanless silent construction adds zero extra electrical noise to the audio signal chain, ideal for bedroom practice and home recording studios
Level VI high-efficiency circuit reduces heat buildup during all-day standby, lowering long-term power consumption for musicians
Standard detachable IEC AC cord supports interchangeable US/EU/UK/AU/CN regional plugs for traveling musicians and cross-border music gear retail
Complete multi-stage self-recovery safety protection safeguards expensive Yamaha amplifier hardware from grid voltage spikes and wiring short-circuits
Universal wide global AC input works reliably with all country mains voltages, perfect for international touring and music equipment export projects
Package Contents
1 × YNT345-1530 compatible 15V 3A desktop power adapter with integrated 5.5*2.1mm center-negative barrel DC cable
1 × Detachable IEC C13 AC mains power cord (US / EU / UK / CN plug versions optional)
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