--- product_id: 92062506 title: "Schneider A9Z21240 Residual Current Circuit Breaker iID, 2P, 40A, 30mA, Type A" brand: "schneider electric" price: "¥24694" currency: JPY in_stock: true reviews_count: 5 url: https://www.desertcart.jp/products/92062506-schneider-a9z21240-residual-current-circuit-breaker-iid-2p-40a-30ma store_origin: JP region: Japan --- # 40A high current rating 30mA sensitive residual current protection DIN rail mount for easy installation Schneider A9Z21240 Residual Current Circuit Breaker iID, 2P, 40A, 30mA, Type A **Brand:** schneider electric **Price:** ¥24694 **Availability:** ✅ In Stock ## Summary > ⚡ Stay powered, stay protected — the smart choice for modern pros! ## Quick Answers - **What is this?** Schneider A9Z21240 Residual Current Circuit Breaker iID, 2P, 40A, 30mA, Type A by schneider electric - **How much does it cost?** ¥24694 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/92062506-schneider-a9z21240-residual-current-circuit-breaker-iid-2p-40a-30ma) ## Best For - schneider electric enthusiasts ## Why This Product - Trusted schneider electric brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Powerful 40A Capacity:** Handles high electrical loads with ease, perfect for demanding commercial setups. - • **Trusted Schneider Quality:** Backed by decades of innovation and a 5-year EU spare parts guarantee. - • **Comprehensive Safety Suite:** Integrates residual current, surge, and arc fault protection for total peace of mind. - • **Effortless DIN Rail Mounting:** Streamlined installation saves time and reduces hassle for busy professionals. - • **Ultra-Sensitive 30mA Protection:** Detects even the smallest leakage currents to safeguard your workspace and team. ## Overview The Schneider A9Z21240 Residual Current Circuit Breaker iID is a 2-pole, 40A device with 30mA sensitivity designed for superior electrical safety in commercial environments. Featuring easy DIN rail mounting and backed by Schneider Electric’s trusted quality, it offers advanced residual current protection to prevent electrical hazards and ensure reliable energy distribution. ## Description The Acti9 installation devices make energy distribution in commercial and commercial construction even more efficient and safer. Several generations of experience in of low-voltage technology we have been able to use for the development of the Acti9 in-line installation device system. The result can be seen: Highest quality equipment without compromise. The consistent further development of Acti9 and the improvement of many details is reflected above all in the particularly high ease of installation as well as the best possible safety for users and installers. For example, the double-sided double connection terminals and the mounting element offer an unrivalled solution for demanding applications. Protective devices: Circuit breaker, residual current protection devices, surge arrester, AFDD fault arc protection device Monitoring and control functions: Remote drives, automatic restart devices, auxiliary and error message switch, remote shutter release Switching and monitoring devices: Installation contactor, load disconnector, remote switch, energy meter, stair light switch, digital timers Accessories: Phase Rails, Connection and Wiring Accessories ## Features - Residual Current Circuit Breaker Iid, 2P, 40A, 30Ma, Type A - Ean 3606480443015 - Worldwide tailors assured - Country of origin: France ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B00DE3XT8A | | Best Sellers Rank | 466,577 in DIY & Tools (See Top 100 in DIY & Tools) 969 in Circuit Breakers | | Brand | Schneider Electric | | Circuit Breaker Type | Standard | | Current Rating | 40 Amps | | Customer Reviews | 4.5 4.5 out of 5 stars (885) 4.5 out of 5 stars | | Eu Spare Part Availability Duration | 5 Years | | Global Trade Identification Number | 03606480443015 | | Included Components | Residual current circuit breaker FI switch ACTI9 | | Item Dimensions D X W X H | 8.6D x 5W x 10.5H centimetres | | Item Type Name | Residual current circuit breaker iID, 2P, 40A, 30mA, type A | | Item Weight | 0.22 Kilograms | | Manufacturer | Schneider Electric | | Manufacturer Part Number | A9Z21240 | | Model Number | A9Z21240 | | Mounting Type | DIN Rail Mount | | Number Of Items | 1 | | Number Of Poles | 2 | | Unit Count | 1 count | | Voltage | 230 Volts | ## Product Details - **Brand:** Schneider Electric - **Circuit breaker type:** Standard - **Current rating:** 40 Amps - **Mounting type:** DIN Rail Mount - **Product dimensions:** 8.6D x 5W x 10.5H centimetres ## Images ![Schneider A9Z21240 Residual Current Circuit Breaker iID, 2P, 40A, 30mA, Type A - Image 1](https://m.media-amazon.com/images/I/41l20uaWHwL.jpg) ## Available Options This product comes in different **Size Name, Style Name** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Avis *by on Reviewed in Germany 7 April 2026* C'est top 👍 ### ⭐⭐⭐⭐⭐ Buena calidad *by on Reviewed in Spain 22 December 2025* Funciona perfectamente y lo más importante, no se calienta como le ocurría a los modelos normales ### ⭐⭐⭐⭐⭐ Affidabilità Schneider a un prezzo imbattibile *by on Reviewed in Italy 15 February 2026* Ottimo prodotto, rapporto qualità-prezzo davvero eccezionale. Questo interruttore differenziale Schneider Electric Interruttore FI Acti9 iID si presenta solido, ben costruito e molto facile da montare per chi ha un minimo di conoscenza. L’affidabilità del marchio Schneider Electric è una garanzia: l’ho testato personalmente e scatta correttamente, quindi svolge perfettamente il suo lavoro in termini di sicurezza. Per quello che costa, è difficile trovare di meglio. Consigliatissimo! ## Frequently Bought Together - Schneider Electric A9Z21240 Residual Current Circuit Breaker iID, 2P, 40A, 30mA, Type A, 40 amps, 40 Ampere - Schneider Electric Easy9 - MCB Miniature Circuit Breaker, 1 Pole, Type B, 6kA Breaking Capacity, 16A, 230V, EZ9F16116 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/92062506-schneider-a9z21240-residual-current-circuit-breaker-iid-2p-40a-30ma](https://www.desertcart.jp/products/92062506-schneider-a9z21240-residual-current-circuit-breaker-iid-2p-40a-30ma) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-17*