PRE-OWNED Benson Monarch 15-Watt 1x12" Guitar Amp Half Stack

The Benson Monarch: Harmonic-rich tone with boutique craftsmanship

Boutique build quality and sonic versatility

The Benson Monarch is a masterclass in boutique amp design, bringing together meticulous craftsmanship and a voice that’s equally at home delivering glassy cleans or harmonically rich overdrive. Originally conceived by Benson founder Chris Benson after years of studying and dissecting vintage and modern amps alike, the Monarch is built to capture the best of both British and American tonal worlds. From shimmering articulation to touch-sensitive grit, this half stack is an inspiring partner for any electric guitarist.

Roadworthy and repairable design

Every element of the Monarch’s construction is made with longevity in mind. Inside, point-to-point wiring on terminal strips eliminates the fragility of printed circuit boards, while a rugged Mercury Magnetics output transformer and Mallory 150M capacitors ensure reliable performance and tonal integrity. The head and cabinet are built from dovetailed pine and Baltic birch, balancing durability with a resonant, organic feel. Designed to be easily serviceable, this amp is ready for years of gigging and recording.

Rich tube warmth and dynamic response

Powered by a pair of 6V6 power tubes, two 12AX7 preamp tubes, and a 5AR4 rectifier, the Monarch delivers a dynamic range that responds beautifully to picking nuance and guitar volume changes. At 15 watts, it provides enough volume for live performance while maintaining the sweet spot for natural tube saturation at reasonable levels. Whether you’re chasing sparkling cleans, bluesy break-up, or saturated leads, the Monarch makes it easy to dial in your ideal tone.

Matched 1x12 cabinet with vintage-flavored speaker

Paired with its dedicated 1x12 cabinet, this Monarch half stack offers a wide, full-bodied projection. The Celestion G12H 30-watt 12-inch speaker delivers a tight low end, warm mids, and a crisp, singing top end that perfectly complements the Monarch’s tonal palette. With 8 ohm and 16 ohm speaker outputs, it’s also flexible enough for use with other cabs if desired.

Complete and gig-ready

This Pre-Owned Benson Monarch half stack includes both the head and matching cabinet, along with an IEC power cable, a speaker cable, and fitted covers for both pieces. It’s a premium boutique setup that’s fully equipped and ready to inspire the moment you plug in.

Specifications:

• Power: 15 watts

• Tubes: 2 x 6V6 power tubes, 2 x 12AX7 preamp tubes, 1 x 5AR4 rectifier

• Speaker: 1 x 12-inch 30-watt Celestion G12H

• Speaker outputs: 1 x 8 ohm, 1 x 16 ohm

• Construction: Point-to-point wiring on terminal strips (no circuit, eyelet, or turret board)

• Components: Mercury Magnetics output transformer, Mallory 150M capacitors

• Cabinet materials: Dovetailed pine speaker cabinets, Baltic birch head cabinets

• Included accessories: IEC power cable, speaker cable, head cover, cabinet cover

This is a used guitar amplifier and ships fully insured with signature required.