FritsJurgens Pivot Hinge System FX: Lightweight Internal Doors with Hold

System FX is a compact pivot hinge system for interior doors and partition panels that are frequently kept open. With extremely strong hold positions at 0°, 90°, 180°, and 270°, a slim 38 × 32 mm profile, and free-swinging movement, it’s ideal for high-traffic commercial and residential interiors.

Available in two configurations — 40 mm side placement and 70 mm to center placement — each offered in Class A (20–119 kg) and Class C (up to 209 kg) weight classes.

Manufactured in the Netherlands.

• Extremely strong hold positions at 0°, 90°, 180°, 270°
• Free-swinging between 10°–80° (no self-closing, no damping)
• Automatically returns to the nearest hold position when released within ±10°
• Supports 360° revolving, 180° double-acting, and 90° single-acting door operation
• Minimalist 38 mm (H) × 32 mm (W) body integrates with slim door profiles

Each installation requires:

• Pivot system: System FX (40 mm or 70 mm)
• Top pivot:
  • 40 mm models: Top pivot 40 mm Class B (for Class A) or Top pivot 40 mm Class G (for Class C)
  • 70 mm models: Top pivot 70 mm Class B (for Class A) or Top pivot 70 mm Class G (for Class C)
  • Top pivot Reversed (all classes) — where applicable
• Floor plate: Squared, Round, Flush Squared, or Flush Rounded
• Ceiling plate

• Body dimensions: 38 mm (H) × 32 mm (W)
• Door thickness (min): 40 mm
• Gaps: Top 4–10 mm / Bottom 7–11 mm
• Door width: Unlimited  |  Door height: Unlimited
• Weight classes: Class A 20–119 kg, Class C up to 209 kg

• Guide the door manually until it reaches a hold position (0°, 90°, 180°, 270°).
• From ±10° of a hold position, the system returns to (and holds) the nearest position.
• Free swing between 10° and 80°; no self-closing or damping.

• Dimensions: 210 × 32 × 38 mm
• Placement: Side to middle
• Pivot Point: From 70 mm to middle placement
• Cover Plates: Not included
• Weight Capacity:
  • Class A: 20–119 kg
  • Class C: up to 209 kg
• Pairs With:
  • Top pivot 70 mm Class B (Class A)
  • Top pivot 70 mm Class G (Class C)
  • Top pivot Reversed (all classes)
  • Floor plate: Squared / Round / Flush Squared / Flush Rounded
• Functionalities: Free swing: Yes  |  Hold positions: Yes  |  Self-closing: No
• Door Acting:
  • 360° revolving
  • 180° double-acting
  • 90° single-acting
• Door Specs: Width: Unlimited  |  Height: Unlimited  |  Minimum thickness: 40 mm
• Gaps: Top 4–10 mm  |  Bottom 7–11 mm
• Door Movement: Free swing between 10°–80°, hold at 0°, 90°, 180°, 270°
• Return: Returns to nearest hold position from ±10°

• Dimensions: 188 × 32 × 38 mm
• Placement: Side placement
• Pivot Point: Fixed at 40 mm
• Cover Plates: Included
• Weight Capacity:
  • Class A: 20–119 kg
  • Class C: up to 209 kg
• Pairs With:
  • Top pivot 40 mm Class B (Class A)
  • Top pivot 40 mm Class G (Class C)
  • Top pivot Reversed (all classes)
  • Floor plate: Squared / Round / Flush Squared / Flush Rounded
• Functionalities: Free swing: Yes  |  Hold positions: Yes  |  Self-closing: No
• Door Acting:
  • 360° revolving
  • 180° double-acting
  • 90° single-acting
• Door Specs: Width: Unlimited  |  Height: Unlimited  |  Minimum thickness: 40 mm
• Gaps: Top 4–10 mm  |  Bottom 7–11 mm
• Door Movement: Free swing between 10°–80°, hold at 0°, 90°, 180°, 270°
• Return: Returns to nearest hold position from ±10°

Please provide the following details for accurate ordering:

• Desired Pivot Location: 40 mm or 70 mm to center
• Door Width (Unlimited) & Height
• Door Thickness (≥ 40 mm) and Material
• Door Weight (Class A 20–119 kg / Class C up to 209 kg)
• Interior application (System FX is not self-closing)
• Finish preference (e.g., Stainless Steel, PVD Black)

Some configurations may require additional accessories. Contact our sales team for guidance.

Interior pivot doors, double doors, and partition panels in offices, galleries, retail, hospitality, and residential spaces — especially where doors are intended to remain in a hold position most of the time.

Read the Pivot Hinge Guide
View Collection Here

• System FX Spec Sheet
• 40 mm Class A Manual
• 40 mm Class C Manual
• 70 mm Class A Manual
• 70 mm Class C Manual
• 3D STEP – 40 mm
• 3D STEP – 70 mm
• DWG – 40 mm
• DWG – 70 mm
• FritsJurgens Systems Brochure