Bose Power Match Configurable Professional Power Amplifier PM4250

****PLEASE READ THE DESCRIPTION BEFORE PLACING YOUR ORDERS****❕❕❕📢📢📢

⚠️Disclaimer: Product specifications, features, and compatibility information are provided based on available sources at the time of publication and may change or vary depending on the manufacturer or model version. We recommend checking with the manufacturer or reviewing the official datasheet for complete accuracy. We do not accept responsibility for any discrepancies or issues that result from relying on the provided information without independent confirmation.

Product Name: Bose Power Match Configurable Professional Power Amplifier PM4250

Model No.: PM4250

⚙️ Technical Specifications & Features

🏗️ Design & Build

*2‑RU steel chassis, 3.5″ × 19″ × 20.7″; weight ~24–28 lb depending on version

*Variable-speed fans provide quiet, front-to-rear airflow

🔌 Power Ratings (all channels driven) :

*Quad Mode: 4 × 250 W into 4 Ω = 1,000 W total

*V-Bridge: 2 × 500 W into 4–8 Ω; 400 W@70 V; 500 W@100 V

*Mono Mode: 1 × 250 W into 4–8 Ω

*I-Share: Dynamic load sharing—best for linking 2 Ω loads at 500 W

🎶 Audio Performance

*Frequency response: 20 Hz–20 kHz ±0.5 dB

*Signal-to-noise: >99 dB

*THD & IMD: 65 dB; damping factor >1,000

💡 Power & Efficiency

*Class-D MOSFET with PeakBank™ regenerative supply & fast PFC

*Efficient operation: >75% at 1/3 rated power; typical 4.2 A @120 V, 2.2 A @230 V

🔌 Signal & Control

*4 balanced analog inputs (up to +24 dBu), Phoenix connectors

*DSP: 24-bit/48 kHz, <0.95 ms latency; includes EQ, crossovers, delay, matrix mixer, limiter, test tone & impedance sweep

*User interface: 240×64 LCD, front-panel USB for Bose ControlSpace Designer; PM4250N adds Ethernet for network control

⚠️ Protections

*Safeguards: short/open load, overheating, DC/HF overload, over/under voltage, internal faults

*Relay fault output available for external monitoring

🛠️ Summary

The Bose PowerMatch PM4250 is a versatile, high-efficiency Class‑D amplifier perfect for professional installations—offering configurable power modes, integrated DSP, and advanced control options. It's well suited for connecting a variety of loudspeaker systems (low‑impedance and 70/100 V), suitable for venues, houses of worship, auditoriums, and corporate AV setups.

The PM4250N variant adds network connectivity for centralized control and monitoring via Ethernet using Bose’s ControlSpace software.

🔴 CONDITION: USED: The item was previously used and shows wear from consistent use, but it is fully operational, and functions as intended. The item may show some limited signs of wear with small scratches, dents, etc.

🔴 PACKAGE/PRODUCT INCLUSIONS:

For 'Used-Conditions' network components and devices, a complementary adaptor/adapter/power cable may or may not be included in the packaging depending on availability and stocks, otherwise stated in the description and photos/images.