Product Overview
The ABB OTPS40FPN1 is a genuine left-hand fourth pole (neutral) accessory designed for compatible ABB OT16F, OT25F and OT40F switch disconnectors. It adds an additional simultaneously operated fourth pole to a three-pole switch, making it ideal for applications requiring neutral switching in commercial and industrial power distribution systems.
Designed as an original ABB accessory, the OTPS40FPN1 mounts directly to the left-hand side of the switch and operates simultaneously with the main poles, ensuring reliable switching performance without increasing installation complexity. Its compact design maintains the small footprint of ABB's OT switch disconnector range while providing dependable electrical isolation.
Suitable for industrial control panels, OEM machinery, switchboards and commercial electrical installations, the ABB OTPS40FPN1 delivers the quality, compatibility and long-term reliability expected from genuine ABB low-voltage switchgear accessories.
Key Advantages
- Genuine ABB fourth pole accessory.
- Adds a simultaneously operated neutral/fourth pole.
- Left-hand mounting (N1 configuration).
- Designed specifically for ABB OT16F, OT25F and OT40F switch disconnectors.
- Compact snap-on installation.
- Reliable long-term mechanical and electrical performance.
Key Features
- Fourth pole / neutral accessory.
- Left-side installation.
- Simultaneous operation with the main contacts.
- Suitable for DIN rail and base-mounted switches.
- Rated up to 40 A.
- Original ABB accessory for guaranteed compatibility.
- Compact lightweight construction.
- Designed for industrial and commercial switchgear.
Explanatory Section
Many three-pole switch disconnectors require an additional neutral or fourth pole to meet installation requirements. The ABB OTPS40FPN1 provides this functionality by adding a fourth pole that operates simultaneously with the three main switching poles, ensuring dependable switching and isolation without modifying the main switch mechanism.
Its left-hand (N1) mounting configuration enables straightforward installation on compatible ABB OT16F, OT25F and OT40F switch disconnectors. As an original ABB accessory, it delivers precise fitment, reliable operation and long service life in demanding industrial environments.
Typical Applications
- Industrial switchboards.
- Commercial electrical distribution.
- OEM machinery.
- Motor control centres.
- Control panel manufacturing.
- Building services electrical installations.
