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Adjustable DIN rail overvoltage and overcurrent protection relay with dual display, 40A 63A 80A 220V 230V

Name: Adjustable DIN rail overvoltage and overcurrent protection relay with dual display, 40A 63A 80A 220V 230V
Brand: TOMZN
SKU: 4001046345556
Price: 8.6 USD
Availability: InStock
Rating: 4.9 (4655 reviews)

★ 4.9 / 5💬 4,655 avaliações🔥 1k+ sold🏷️ TOMZN🏬 Sold by TOMZN Official Store✓ Selecionado

✓ Selecionado para a InstaShop pela alta avaliação (4,4+) e vendas comprovadas

a partir de€7.97

Options (6):

ℹ️ Final price per option is set on AliExpress.

🚚 Shipping to Israel: €1.87 · 27–36 dias (ao vivo da AliExpress)

Protect your electronics from power surges and overcurrent with this adjustable dual display relay. This essential device is perfect for homeowners seeking to safeguard their electrical systems. It provides reliable monitoring and security for all your sensitive household appliances.

🛒 Comprar agora na AliExpress → 📋 Especificações completas, tamanhos, materiais e descrição detalhada — na página do produto na AliExpress →

🌍 Ships worldwide via AliExpress with a tracking number. Any local import taxes (if any) are set by your country's customs, not by InstaShop.

💡 Por que comprar · Análise da InstaShop

✅ Real-time voltage and current monitoring via dual digital di
✅ Adjustable protection thresholds and automatic recovery dela
✅ Compact DIN rail mounting fits standard electrical distribut

⚠️ Requires professional electrical knowledge for safe installation
⚠️ Menu navigation for setting parameters can be unintuitive

👤 Ideal para: Homeowners and DIYers looking to protect sensitive household appliances from power grid instability.

🚫 Menos indicado para: Large-scale industrial operations requiring high-precision, laboratory-certified monitoring equipment.

🔎 Verifique antes de comprar: Verify that the selected amperage (40A, 63A, or 80A) is equal to or higher than your main circuit breaker's rating.

💰 O preço é bom? Around the usual market price — compare with the similar items below.

🚚 Envio internacional — geralmente 2–4 semanas com código de rastreio. Alguns vendedores oferecem envio rápido pago.

⭐ Qualidade e confiança — avaliado 4.9/5 com base em 1454 compras reais, um sinal genuíno de satisfação.

🔒 Compra segura — o pagamento e a compra acontecem na AliExpress com Proteção ao Comprador e reembolso se o item não chegar / não for como descrito.

💡 Antes de comprar — na página do produto, veja avaliações com fotos reais, o prazo de envio para o seu país e tamanhos/especificações se aplicável.

A InstaShop é um catálogo que direciona para a AliExpress. A compra, o envio e a garantia são de responsabilidade exclusiva do vendedor da AliExpress; alguns links são de afiliados (o preço para você não muda). Termos de uso

🔍 Análise detalhada

This dual-display protection relay is a practical component for those looking to safeguard household appliances from the unpredictability of the power grid. Designed for standard DIN rail mounting, it monitors both voltage and current in real-time, providing an automated layer of defense against surges, drops, and overloads. With over 1,500 units moved and a stellar rating near five stars, the market has clearly signaled its approval of this specific model's performance and reliability in real-world electrical panels.

The unit's adjustable nature allows for a degree of customization across different amperage ratings, making it versatile for various household loads. While it targets common 220V/230V systems, the dual display offers transparency that basic breakers lack, letting you see exactly what is happening with your supply. Given the high volume of successful deliveries, this is a seasoned product on the platform that has moved beyond the experimental phase into a trusted consumer choice for basic electrical protection.

✅ Prós

Exceptionally high buyer rating suggests the unit performs reliably under real-world conditions.
Dual digital display provides immediate visual feedback on the health of your electrical supply.
Available in multiple amperage versions (40A to 80A) to suit different circuit requirements.
High order volume indicates a well-tested product with a proven track record among international buyers.

⚠️ Atenção

Requires professional installation to ensure safety and compliance with local electrical codes.
Specific response times for tripping are not explicitly listed and should be verified for sensitive electronics.
The physical build quality and internal relay longevity are unknown without manufacturer datasheets.

Who it's for: It is ideal for homeowners or DIY enthusiasts who want to add an extra layer of visibility and safety to their electrical cabinets. It is particularly useful for those living in areas with unstable power grids or frequent brownouts.

Who should skip it: This is not for anyone lacking experience with high-voltage electrical systems. If you are uncomfortable working inside a breaker box or do not have access to a certified electrician, avoid a DIY installation.

🔎 Check before you buy

Ask the seller for the specific width in DIN modules to ensure it fits your current panel space.
Request a copy of any safety certifications (such as CE) to ensure it meets local regulations.
Confirm the exact minimum and maximum adjustment ranges for both voltage and current tripping points.
Verify if the unit retains its settings after a total power failure.

💰 Value verdict: Given the massive order history and the nearly perfect feedback score, the current price point offers excellent value. It provides a level of digital monitoring and protection that often costs significantly more at local retailers, making it a budget-friendly way to protect expensive electronics from power fluctuations.

💡 Dicas

Always have a certified electrician perform the installation to prevent fire hazards or equipment damage.
Before ordering, double-check your main breaker’s amperage to select the correct 40A, 63A, or 80A model to avoid bottlenecking your power.
Test the trip settings with a known safe load once installed to ensure the relay reacts as expected.

Questions about this product

Can I adjust the voltage limits myself?

The product is listed as adjustable, but you should verify the specific menu navigation and the increment steps with the seller before purchase.

Is this suitable for a standard home electrical panel?

It is designed for DIN rail mounting, which is standard in many panels, but you must check the physical dimensions to ensure you have room.

Does it show both voltage and current at the same time?

Yes, the dual display is designed to show both metrics simultaneously, providing real-time monitoring of your home's electrical status.

❓ Perguntas e respostas

Does it ship to my country?

Yes. The item ships worldwide via AliExpress, usually within 2–4 weeks, with a tracking number.

Are there customs or taxes?

Import duty/VAT depends on your country's rules and the order value. Any local charges are set by your customs authority, not by InstaShop.

How do I return an item if something is wrong?

Purchases are made on AliExpress with Buyer Protection — you can open a dispute and get a refund if the item never arrives or is not as described, typically within 15 days of delivery.

Is the price final?

The price shown is the product price on AliExpress. Shipping and any local import taxes (if applicable in your country) are separate.