Warranty Information

X350.5 Owners Manual

Please check with the factory-authorized distributor in the country you are purchasing this product for specific warranty information.

All Pass Laboratories products purchased from an authorized Pass Labora- tories dealer in North America are covered by a transferable, limited 3-year warranty. This warrantee includes all parts and labor charges incurred at the repair facility in addition to return shipping to the domestic customer, exclu- sive of subsequent damages. Damage due to physical abuse is specifically not covered under this warranty.

For this warranty to apply the customer is responsible for returning the product unmodified to the factory within the warranty period. The customer assumes all responsibility for shipping and insurance to the factory or a fac- tory specified repair facility. The conditions and stipulations of this Pass Laboratories warranty only applies to units sold new in North America.

Non-North America customers should consult with their original Pass Labs dealer or distributor for warrantee repair instruction prior to contacting the factory or shipping product for repair.

Non-North American product must be returned to the country of origin for warrantee service. Foreign distributors are only required to offer warranty service on Pass Laboratories product that they have imported.

Please note: Conditions of warranty service and customer rights for product purchased outside the United States may vary depending upon the distribu- tor and local laws. Please check with your local distributor for specific rights and details.

Any modifications to Pass Laboratories products that have not received written factory approval nullify all claims and void the warrantee. Should a modified product be returned to the factory for repair the owner will be re- quired to pay all necessary charges for the repair in addition to those charges required to return the product to it’s original configuration.

In the case of safety issues, no product shall be returned to the customer without those safety issues being corrected to the most recent accepted standards.

Removal or alteration of original Pass Labs serial numbers voids the factory warranty. Product with altered or missing serial numbers will be suspected as counterfeit product.

Pass Laboratories will not repair or in any way indemnify any counterfeit or cloned product.

Pass Laboratories does not offer products in voltages intended for inter- national markets either to authorized Pass Labs dealers or to third parties located in the United States or Canada.

X350.5 specifications

The Pass Labs X350.5 is a high-performance power amplifier renowned for its exceptional sound quality and cutting-edge technology. Designed by acclaimed audio engineer Nelson Pass, the X350.5 embodies a commitment to delivering a rich and immersive listening experience, making it a favorite among audiophiles and music enthusiasts alike.

One of the standout features of the X350.5 is its Class A/B amplifier design. This brilliant configuration allows for a balance between high efficiency and class A sound reproduction. The amplifier operates in pure Class A mode for lower power demands, providing a pristine audio signal with reduced distortion. When power requirements increase, it seamlessly transitions to Class AB operation, ensuring consistent performance across a wide range of playback levels.

The X350.5 is rated for 350 watts per channel into 8 ohms, which provides ample power to drive even the most demanding loudspeakers. Its ability to deliver 700 watts into 4 ohms ensures that dynamic peaks in music are handled effortlessly, preserving the integrity of the audio signal. This capability is further enhanced by the amplifier’s robust power supply, which features a substantial toroidal transformer and large reservoir capacitors, ensuring adequate power is always available for high transient demands.

Another defining characteristic of the X350.5 is its innovative thermal management system. The amplifier utilizes a patented biased circuit that keeps the output devices within an optimal temperature range, enhancing longevity and reliability while maintaining sound performance. The unique design also incorporates oversized heat sinks that dissipate heat efficiently, allowing the amplifier to operate cool under heavy loads.

The X350.5 features a balanced and unbalanced input configuration, making it versatile enough to integrate seamlessly into various audio setups. The careful attention to detail in the internal component quality and layout reflects Pass Labs’ dedication to minimizing noise and maximizing signal integrity.

With its sophisticated design, the Pass Labs X350.5 offers audiophiles an unrivaled listening experience, characterized by rich timbre, precise imaging, and expansive soundstage. This amplifier is not merely a piece of equipment; it's an invitation to experience music as it was meant to be heard, bringing recordings to life in the comfort of one's home. The X350.5 exemplifies Pass Labs' philosophy of combining art and precision in the pursuit of audio excellence.