Seymour Duncan SHPR-1s P-Rails Set Black Pickup

The SHPR-1s P-Rails delivers a hybrid pickup architecture that bridges vintage P90 character with modern Hot Rails aggression in a single drop-in form factor. This two-piece set installs directly into standard humbucker cavities without routing, making it an immediate retrofit for players seeking tonal versatility without permanent modifications. The neck pickup's RWRP winding ensures hum-canceling operation across both coil configurations, a critical advantage for switching-heavy setups.

Design & Construction

Hand-built in Santa Barbara, CA, these pickups combine a Hot Rails coil with a Vintage P90 in each unit, driven by a pair of Alnico 5 bar magnets. The vacuum wax potting eliminates microphonic feedback and ensures structural integrity over extended use, while the 4-conductor lead wire provides full flexibility for series, parallel, or split configurations via a 3-way mini switch.

Tone & Electronics

Switching between the Hot Rails and P90 coils yields dramatically different harmonic profiles—the Rails deliver aggressive, articulate output suited to high-gain contexts, while the P90 section provides woody, mid-forward character that excels in blues and classic rock. The neck pickup's RWRP design maintains quiet operation when both P90s or both Rails are engaged, eliminating the 60-cycle hum that plagues standard humbuckers in parallel mode.

Key Features

• Hybrid humbucker combining Hot Rails coil with Vintage P90
• Pair of Alnico 5 bar magnets
• 4-conductor lead wire for series/parallel/split switching
• Vacuum wax potted for microphonic control
• Drop-in replacement for standard-sized humbucker slot
• Neck version wound RWRP for hum-canceling operation
• Hand-built in Santa Barbara, CA
• 2-piece pickup set (neck and bridge)
• Requires 3-way (on-off-on) mini-switch for full functionality

This set delivers professional-grade switching flexibility and tonal range in a format that respects your instrument's original architecture.