Contact us

Get quote

Marechal P66 | 660A Plug & Socket | 1100V IP66 IP67

Marechal P66 Industrial Plug & Sockets
Marechal P66 Industrial Plug & Socket
Industrial Plug & Socket-Outlet 660A – 1100V – IP66/IP67 – IK10
P66 High Current Connector
Marechal P66 Front View

Marechal P66 Industrial Plugs & Sockets | 660A High Current

Marechal Electric

Product Range: Marechal P66 Plug & Socket-outlets

The Marechal P66 industrial plug and socket-outlet, part of the Plugs, Sockets & Connectors range, is designed for heavy-duty, high current applications. Rated up to 660A with a maximum voltage of 1100V AC / 1500V DC, P66 connectors are automatically IP66/IP67 when connected and engineered for high vibration, harsh conditions and frequent handling.

SEE TECHNICAL SPECIFICATIONS

Product Overview

The Marechal P66 industrial plug and socket-outlet range represents a high-performance solution for heavy-duty electrical connections where robustness, reliability and protection against harsh conditions are essential. P66 connectors are designed for high voltage and high current applications with mobility features and strong mechanical performance.

P66 plug and socket-outlets are automatically IP66/IP67 when connected and are commonly specified for quarries, tunnel boring machines, port cranes, mining equipment and ship-to-shore power connections.

Thorne & Derrick International (UK) are preferred distributors for MARECHAL Plugs, Sockets & Decontactors, providing technical support and fast worldwide delivery for UK & export projects.

P66 High Current Connector

Contact our trusted experts – confirm the correct P66 configuration (voltage AC/DC, cable size, auxiliaries/pilots, accessories and mounting).
UK & export projects supported with fast worldwide delivery.

Contact Our Experts

MARECHAL P66 High Voltage Connector

Marechal P66 Overview Video

P66 Key Highlights

The P66 is vibration and corrosion-resistant and waterproof, built to meet demanding industrial requirements. Its robust design supports longevity and low maintenance thanks to the availability of original spare parts.

Handles feature a threaded plate that can be angled or straight to suit varying cable diameters, enabling a wide range of configurations. Lightweight, high-tech and easy to wire, P66 supports safe operation while providing optimum mobility.

✔ Automatic IP66/IP67 when connected

✔ 8 auxiliary contacts + 1 pilot

✔ Metal casing with IK10 impact resistance

✔ Temperature: -40°C to +80°C (storage) / -40°C to +60°C (use)

Technical Specifications

Marechal P66 General Information

Specification P66
Imax 660 A
Umax 1 100 V AC / 1 500 V DC
Frequency ≤ 500 Hz
Number of contacts 4P+E
Keying positions 10
Main contacts (flexible & rigid/stranded) Cage terminal: 150–400 mm²
Straight lug with hole: 120–240 & 150–300 mm²
Tightening torque (main contacts) Cage terminal: 6 N·m
Straight lug with hole: 40 N·m
Ferrule: reducer / amplifier 95–150 mm²
Marechal P66 Dimensions

Auxiliaries / Pilots Contacts

Auxiliaries Pilots Contacts - P66

Auxiliaries / Pilots Contacts – P66

Specification Value
Number of auxiliaries 8
Auxiliaries Imax 10 A
Auxiliaries Umax 400 V
Auxiliaries flexible wiring 2.5 mm² (Pre-wired)
Number of pilots contacts 1
Pilot Imax 0.5 A
Pilot Umax 400 V
Pilot Pmax 10 W
Pilot flexible wiring 0.14 mm² (Pre-wired)
Number of operations (mechanical) 2000
Temperature of use (min/max) -40 / +60 °C
Storage temperature (min/max) -40 / +80 °C

Marechal P66

Mechanical Features

Mechanical Features – P66

Specification Value
IP: connected device IP66 / IP67
IP: lid/cap closed IP66 / IP67
IP: socket-outlet lid/cap open IP2X
IK IK10
Retaining/releasing device Levers
Casing Aluminium
Standard colour Grey
Vibration resistance ✓
Resistance to chemical agents ✓
Salt mist resistance Contact us
Screws & bolts Stainless steel
Weight of inlet (approx.) 5.8 kg
Weight of socket-outlet (approx.) 7.5 kg
Light indicator ✓
Inlet cap Included: IP66/IP67
Outlet cap Included: IP66/IP67
Locking pin Included
Padlocking ✓
Pilots contacts (REED) Included

View technical notes (a)–(h)

(a) European Regulation REACH: registration, evaluation, authorisation and restriction of chemicals

(b) In : Rated current as defined by the manufacturer

(c) Other frequency: contact us

(d) Solid silver-tipped contact

(e) Number of voltage / frequency / grid, keying positions

(f) Pilot contacts are only located on the socket-outlet side

(g) IP : Degrees of protection provided by enclosures (IEC/EN 60529)

(h) IK : Degrees of protection provided by enclosures against mechanical impacts (IEC/EN 62262)

Standards & Compliance

The P66 complies with applicable regulations and standards including European Low Voltage and RoHS Directives (CE marking) and the European REACH Regulation.
It is designed to align with international safety expectations for heavy-duty industrial power connections.

✔ European Low Voltage and RoHS Directives (CE marking)

✔ European REACH Regulation

✔ Supports compliance with the European “Machinery” Directive for disconnecting switches (application dependent)

Mounting Accessories & Spare Parts

Mounting Accessories & Spare Parts – P66

Accessory / Part Details
Metal straight handle with built-in cable gland 40–90 mm
Threaded metal straight handle + multi cable glands plate M50–M90
Metal 90° angled handle with built-in cable gland 40–90 mm
Threaded metal 90° angled handle + multi cable glands plate M50–M90
Inlet or socket-outlet interior moulding ✓
Inlet or socket-outlet contacts ✓
Inlet or socket-outlet casing ✓
Socket-outlet casing gasket ✓

Send your handle preference (straight / 90°), cable diameter and mounting requirements and we’ll confirm the correct accessory set for P66.

Enquire

Data Sheets