PROJOY Safety Switch PEFS-EL50H-6(P2) 3-STRING
Product code: ME6880
Shipping costs are not included in the price.
Shipping costs are not included in the price.
Shipping & Returns
Master Energy | Master Investment Sp. z o.o.
1. Right of Return (14 Days)
Individual consumers (B2C) have the right to withdraw from the contract and return purchased items within 14 calendar days from delivery without stating a reason.
2. How to submit a return or claim?
- 📧 E-mail: pv@masterenergy.eu
- 📞 Phone: +48 884 570 201
- 🏢 Registered Address: Master Investment Sp. z o.o., Rondo ONZ 1, 00-124 Warsaw, Poland (VAT ID: PL7010345632)
3. Complete terms and conditions
Detailed freight information, pallet shipping methods, and B2B commercial terms are available at our dedicated information page:
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- BLIK – 6-digit code authorization (available for Polish transactions).
- PayPo – buy now, pay in 30 days or in flexible installments.
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Traditional Payments
- Bank Transfer – direct wire transfer to our bank account. Proforma invoice and details are sent by email.
- Cash on Delivery – pay the courier upon package delivery (maximum 10,000 PLN per order).
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Ask about the product
Administratorem danych osobowych jest Master Investment sp. z o.o.. Przetwarzamy je w celu przesłania odpowiedzi na zapytanie. Więcej informacji dotyczących przetwarzania danych osobowych znajduje się w polityce prywatności.
Description
PROJOY Safety Switch PEFS-EL50H-6 (P2) 3-STRING is a safety device for quick DC disconnection at the panel level (Rapid Shutdown) designed for photovoltaic installations with three parallel strings. It allows automatic disconnection of DC power upon detecting overheating, manual AC disconnection, and optional remote control RS485.
Manufacturer: Projoy (ProJoy Electric Co., Ltd.) — a manufacturer of protective devices for PV installations based in Suzhou (China). The company's products feature a high degree of protection IP66, compliance with EN 60947 standards, and a housing design made by injection molding (second generation), intended for outdoor installations.
Electrical Parameters
- String voltage range (Vdc): 300–1500 Vdc
- String current (A): up to 55 A (depending on version and operating conditions)
- Number of supported strings: 3–5 (product version configured for 3 strings)
- Type of connections/wiring: 6/8/10 (variant 6 MC4 connector)
- Control circuit power supply: 100 Vac – 270 Vac (nominally 230 Vac)
- Nominal control current: 30 mA
- Startup current (charging): average 100 mA, max. 300 mA
- Feedback output: 24 Vdc – max 300 mA
- Standards and certification: CE, EN 60947-1&3
Mechanical Parameters
- Degree of protection: IP66
- Protection class: Class II
- Operating temperature range: -40 °C to +70 °C
- Maximum temperature before automatic disconnection: +70 °C
- Storage temperature range: -40 °C to +85 °C
- Housing: fire and UV resistant, made using injection molding technology (second generation)
- Dimensions (provided in documentation): length 375 mm, height 224 mm, depth 95 mm; total length of connectors/outputs 457 mm
- Number of operations: 10000 mechanical cycles; >1500 cycles under load (PV1)
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