Amesbury P2000 Passive Gearbox – 45mm Backset, 92mm PZ, American Cylinder

SKU: P2000P-45

$89.51 - $89.51

$89.51

$89.51 - $89.51

$89.51

PZ: 3-5/8" (92mm)
Backset: 1-3/4" (45mm)
Cylinder Type: American
Function: Passive gearbox only
Installation Note: Gearbox-to-extension screws use T-20 Star Drive Head requiring 12-13 lbs of torque

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Product Details

Amesbury P2000 Passive Gearbox – 45/92 (P2000P-45)

This Amesbury P2000 passive gearbox is designed for multipoint lock systems and features a 1-3/4 inch (45mm) backset with a 3-5/8 inch (92mm) PZ measurement. It accepts an American cylinder and serves as the passive side gearbox component in your door hardware setup.

Technical Information

Backset: 1-3/4 inches (45mm)
Handle PZ: 3-5/8 inches (92mm)
Cylinder Type: American
Model: P2000P-45

Notes

The screws that attach the gearbox to extensions have a T-20 Star Drive Head
T-20 torx Star bit screws require 12-13 pounds of torque

Fill out our MPL form or call us to ensure accurate purchasing and correct fit.

Frequently Asked Questions

What type of cylinder does this gearbox accept?

This gearbox accepts an American cylinder.

What screwdriver bit do I need to install this gearbox?

You will need a T-20 Star Drive (Torx) bit, and the screws require 12-13 pounds of torque.

What is the difference between an active and passive gearbox?

A passive gearbox is installed on the inactive side of a double door and does not have a handle mechanism that operates the lock. The active gearbox controls the locking mechanism.

Shipping & Returns

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Standard Shipping Rates

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$11.95 – USPS First Class (5–10 business days)
$12.95 – USPS Priority Mail (3–6 business days)
$19.50 – UPS Ground (2–5 business days)

📦 Rates typically cover packages up to 4 lbs. Oversized or heavier items may incur additional charges.

Processing Times

Most orders ship within 2–5 business days of purchase.
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Important Notes on Shipping Costs

Certain items may have higher shipping costs due to weight or dimensions.
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Our Packing Standards

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Whenever possible, we use recycled paper, cardboard, and eco-friendly packaging materials.
Many of our products are purchased in bulk and may not include retail packaging or barcodes. In these cases, items may be repackaged in secure, plain boxes.
Hardware ships in retail or contractor-grade packaging when available.
Every item is inspected prior to shipping, and additional packing is used if needed.