What does 'long shaft' mean, and does my guitar need it?

The long shaft variant accommodates thicker guitar bodies and deeper mounting depths without compromising output or reliability. If your guitar has a body deeper than standard or uses non-standard bridge routing, the long shaft design ensures proper installation and performance.

Is this pickup good for genres other than metal and hard rock?

The EMG 81 is specifically engineered for metal, hard rock, rock, and djent applications. Its high output, focused midrange, and tight lows are not well-suited to jazz, blues, or folk styles, where warmer, more resonant tones are typically preferred.

How long does the battery last, and how do I know when to replace it?

The 9V battery provides approximately 3000 hours of playing time with minimal 80 microamp current draw. Most players change the battery once or twice per year depending on use; you'll notice tone loss or signal drop as the battery weakens.

Do I need soldering skills to install this pickup?

No. The EMG 81 features solderless 2-wire installation plus battery connector, making setup straightforward in any wiring scheme without specialized tools or experience.

How does the EMG 81 compare to other high-output pickups like the Seymour Duncan JB or DiMarzio D Activator?

The EMG 81 is active (battery-powered) rather than passive, offering lower noise, more consistent output, and tighter frequency response. It delivers a more focused, midrange-aggressive character with reduced feedback compared to passive designs, making it a preferred choice for high-gain studio and live work.

Do I pay sales tax on this order?

Sales tax is collected only on orders shipped to California; orders shipped to any other US state are not charged sales tax at checkout when you buy direct from our website. Marketplaces collect sales tax as the facilitator in most states, so the same listed price can cost more there. Buyers remain responsible for any use tax their state applies. Free US shipping and 30-day returns are included.

EMG 81 Long Shaft Active Humbucker Pickup in Black

The EMG 81 is a high-output active humbucker engineered for aggressive, articulate tone with exceptional clarity and sustain. This covered design cuts through on stage in rock, metal, and hard rock—delivering tight low-end response and defined midrange punch that stands out in a live mix. The long shaft variant accommodates thicker guitar bodies and deeper mounting depths without compromising output or reliability, making it a road-ready choice for gigging musicians with custom or semi-hollow builds.

Tone & Output Character

The 81 produces a 1.25V RMS output with 1.75V peak voltage and a 2.25 kHz resonant frequency, delivering focused midrange aggression and reduced feedback on stage. The ceramic magnet with steel bar pole pieces construction yields a direct, articulate response with strong string definition and minimal natural resonance—ideal for palm-muted riffs and single-note clarity.

Installation & Reliability

Solderless 2-wire installation makes field swaps and troubleshooting quick and painless, while the active circuit runs on a single 9V battery with an exceptionally long 3000-hour battery life and minimal 80 microamp current draw. The 10 Kohm output impedance and -91 dBV noise floor ensure clean signal transmission to any amplifier or interface, keeping your tone consistent through cable runs and live rigs.

Key Features

Long shaft design for deeper mounting depths and thicker guitar bodies
Active humbucker with ceramic magnet and steel bar pole pieces
1.25V RMS output voltage / 1.75V peak output voltage
2.25 kHz resonant frequency for focused midrange response
10 Kohm output impedance
-91 dBV output noise floor
9V battery power with 3000-hour battery life
80 microamp current draw at 9V
Covered design in black
Solderless 2-wire plus battery installation
70 mm width × 38 mm height × 23 mm mounting depth
78 mm mounting screw spacing
Made in USA

The EMG 81 has earned its place in professional touring rigs and studio sessions for its aggressive, focused tone and bulletproof active electronics. This is the pickup that performs night after night.

Best suited for	Metal, Hard Rock, Rock, Djent
Tonal character	High output, tight low end, articulate, focused midrange, reduced feedback
Less specialized for	Jazz, Blues, Folk (it will do it; instruments voiced for that style do it more easily)
Skill level	Intermediate / Advanced / Professional