PFLS-1BN-S120M40A – PowerFit 400A Line Source Connector (L1), Brown
400A single-pole line source connector. Key-release pin, IP67, silver-plated brass contacts, TÜV certified.
- Amperage rating: 400A maximum (120mm² cable)
- Voltage rating: 1000V AC, 1500V DC maximum
- Cable: 120mm²; M40 × 1.5 gland with bushing (ID: 22mm & 33mm)
- Terminal: Double set screws, 10.5 N/meter min.
- Connection type: Push-and-twist with key release mechanism
- Connector type: Single-pole, inline, source (male contact)
- Housing: High impact-resistant thermoplastic, UL94-V0
- Contact material: Brass (silver-plated)
- IP rating: IP67 while mated
- Compatibility: Compatible with major brands of single-pole power connector
- Certifications: TÜV Rheinland (ID 1111303479), CE, RoHS, REACH
Learn more
TÜV Rheinland certified (ID 1111303479): Type Approved, Safety, Regular Production Surveillance. CE marked. RoHS and REACH compliant. Flame Class UL94-V0. IP67 rated while mated. Working temperature: 45°C to 85°C. Mating cycle: 500.
Compatible with major brands of single-pole power connector systems. The push-and-twist mating mechanism with key release pin ensures reliable connection geometry and convenient tool-free disconnection across standardized suppliers, enabling integration into existing power distribution infrastructure.
Best suited for:
Mobile power distribution for touring productions and live events, industrial plant power management, generator and UPS distribution panels, renewable energy systems, heavy machinery power supply, and wet or dust-prone environments where IP67 sealing prevents system failures.
Product Description
The PFLS-1BN-S120M40A brings intelligent European-standard design to high-current power distribution across the IEC region. Brown L1 phase marking ensures seamless integration with continental venue infrastructure and rental networks that operate under strict electrical compliance codes. What truly distinguishes this Line Source connector is its patent-pending key-release pin—a smart mechanical innovation that replaces the traditional tool-assisted uncoupling approach, reducing setup complexity and handler fatigue on multi-day installations. Combining a male contact with push-and-twist geometry, 400A/660A dual-rating, and IP67 environmental sealing, the PFLS-1BN-S120M40A delivers the reliability and efficiency demanded by European touring productions and permanent installation networks.
Key Features
- Proprietary Key-Release Pin: Patent-pending mechanism replaces tool-dependent uncoupling with a simple push-and-twist motion, reducing handler training requirements and setup errors
- IEC Phase Compliance: Brown L1 marking aligns with European electrical standards (BS 1363, CEE 7/16 derivatives) and meets regional venue expectations across EU, UK (new standard), and associated markets
- Male Contact Architecture: Carefully engineered contact geometry pairs with the line source connection protocol for reliable mating across thousands of cycle operations
- Precision-Engineered Sealing: M40×1.5 cable gland with dual-component (nylon/rubber) bushing achieves IP67 rating without compromising quick-coupling ease
- Brass Silver-Plated Conductivity: Superior contact resistance (≤0.1 mΩ) and oxidation resistance ensure consistent power delivery on extended touring and festival circuits
- Thermoplastic Housing Durability: High-impact-resistant, non-conductive material rated UL94-V0 provides both physical and electrical safety in professional venues
- Ergonomic Handling: Textured rubber grip improves comfort during extended use and gloved operation
Certifications & Standards
- TÜV (Certificate: 1111303479)
- CE Marking
- RoHS Compliant
- REACH Compliant
- UL94-V0 Flame Rating
Applications
- European Tour & Festival Infrastructure
- IEC-Compliant Venue Power Distribution
- Fixed Installation Networks (Theatres, Arenas, Clubs)
- Multi-Day Event Production
- Regional & International Touring Networks
- High-Current Audio & Lighting Distribution
- Rental House Power Management (EU/UK/Associated Markets)
Compatibility
- Rated Amperage: 400A / 660A dual-rated
- Voltage Range: 1000V AC (max) / 1500V DC (max)
- Cable Compatibility: M40×1.5 gland accommodates cables with 22–33 mm outer diameter; reduction sleeve (R120) available for smaller cables up to 16.50 mm
- Mating Standard: Push-and-twist with key-release mechanism (IEC 60320 derivative, proprietary key-release pin)
- Phase Marking Standard: IEC (Europe & UK New)
Phase / Wire Color Convention
| Region | L1 | L2 | L3 | N | Ground |
|---|---|---|---|---|---|
| NA 120/208V 1 | Green / G-Y | ||||
| NA 277/480V 2 | Green / G-Y | ||||
| IEC 60446 3 | Green-Yellow | ||||
| AU/NZ Legacy 4 | Green-Yellow | ||||
| China 5 | Green-Yellow |
1 North America 120/208V (NEMA / NEC) 2 North America 277/480V (NEMA / NEC) 3 Europe, UK, Australia (current IEC 60446)
4 Australia / New Zealand legacy (pre-IEC) 5 China (GB 50303) G-Y = Green-Yellow (earth/ground)
Frequently Asked Questions
PFLS-1BN-S120M40A FAQ
What is the purpose of PFLS-1BN-S120M40A in a PowerFit distribution setup?
PFLS-1BN-S120M40A is a KUPO PowerFit 400A line source connector with a brown housing, identifying Line 1 (L1) under Europe and UK (IEC 60446) conventions. As the source side of an inline cable connection, it features the innovative patent key-release pin that enables tool-free disconnection. The push-and-twist mechanism secures the connection during operation while allowing rapid uncoupling when needed. It is commonly deployed in broadcast outside broadcast (OB) truck applications. OB trucks deploy and strike in tight timeframes, often in parking structures, stadium loading docks, or roadside locations.
How does PFLS-1BN-S120M40A maintain electrical integrity at high current loads?
PFLS-1BN-S120M40A is rated for 400 amperes continuous with 120mm2 cable, scaling to 660 amperes with 240mm2 cable. The maximum voltage rating is 1000V AC or 1500V DC. The M40 cable gland accommodates cables through two included rubber bushings (inner diameter 23mm and 33mm), and the R120 reduction sleeve (brass with silver plating) handles conductor diameters up to 16.50mm. Set screws require a minimum torque of 10.5 N/m for reliable termination.
Why choose the brown L1 variant (PFLS-1BN-S120M40A) for your installation?
Brown designates Line 1 (L1) under IEC 60446, the harmonized standard used across the European Union, the UK (post-2004), and much of Asia and Africa. The IEC three-phase color set is brown (L1), black (L2), and grey (L3). Brown L1 is the most widely adopted phase color convention globally by number of countries. On the Line Source connector, the brown housing wraps the 170mm body including the area around the key-release mechanism. This means the phase is identifiable even during the push-and-twist connection process, reducing the chance of connecting to the wrong L1 circuit. Mixing IEC brown-L1 with NEC black-L1 equipment requires clear labeling. Phase-encoded connectors physically enforce the correct assignment.
What makes PFLS-1BN-S120M40A safe for professional high-current applications?
PFLS-1BN-S120M40A is TUV Rheinland certified (ID 1111303479) under Type Approval, Safety, and Regular Production Surveillance categories. It also carries CE marking, RoHS compliance (Restriction of Hazardous Substances), and REACH compliance. The housing material achieves a UL94-V0 flammability rating, which is the highest classification for vertical flame resistance in plastics, meaning the material self-extinguishes within 10 seconds with no flaming drips. The key-release pin mechanism has been certified as part of the TUV evaluation, ensuring that the disconnect feature meets the same safety standards as the connection itself.
How do you connect and disconnect PFLS-1BN-S120M40A in the field?
The PFLS-1BN-S120M40A features the innovative PowerFit push-and-twist connection. To connect, align the connector and push while twisting until it locks. To disconnect, the patent key-release pin enables tool-free uncoupling. Simply press the release and twist to separate. If needed, a small slotted screwdriver can assist with the release. For cable termination, the process follows the same steps as other PowerFit line connectors: strip 33mm of cable jacket, apply the reduction sleeve, tighten set screws to 10.5 N/m minimum, and secure the M40 cable gland. Uses the shorter cotter pin variant (vs the longer pin in Line Drain). The shorter pin accommodates the key-release mechanism. Never reuse cotter pins.
What makes PFLS-1BN-S120M40A versatile for broadcast outside broadcast (OB) truck applications?
PowerFit connectors are designed to be compatible with major brands of single-pole power connector. The key-release pin allows tool-free disconnection during rapid strike, while the compact form factor fits the tight cable management spaces inside and around OB vehicles. For L1 circuits using Europe and UK (IEC 60446) color conventions, the brown PFLS-1BN-S120M40A ensures that phase identification remains consistent when mixing PowerFit connectors with existing inventory.
Video and Download
PFLS-1BN-S120M40A — Download Spec Sheet (PDF) ↓
