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Designed for Australian conditions
Engineered to withstand the harshest climates and built to last with premium materials, this product is crafted with care for everyday Australian life.
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40,000+ Australian customers · Australian-owned & operated
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Overview
Deta 25a Residual Circuit Breaker with Overload Protection is designed for residential and commercial applications, providing essential protection against electrical faults.
The DETA 25A Residual Circuit Breaker with Overload Protection (RCBO) is engineered to safeguard against earth fault/leakage current, overload, and short circuits. With a short circuit capacity rating of 6kA, it is suitable for both hot water and power circuits. This device features a C-type, 30mA residual tripping current and is designed for easy mounting onto a 35mm DIN rail. It complies with AS/NZS 61009 standards and is ESV listed, making it a reliable choice for flush or surface-mounted switchboards and enclosures.
Features
- Short circuit capacity rating of 6kA for residential and commercial installations
- C-type, 30mA type A residual tripping current
- Protection against earth fault/leakage current, overload, and short circuit
- Easy mounting onto 35mm DIN rail
- Single phase 1P+N, compliant with AS/NZS 61009 and ESV listed
Specifications
| Dimensions (W x H x D) | 18mm x 82mm x 75mm |
| Weight | 0.3kg |
| Material | Nylon PA66 |
| Model Number | 6645-25B |
| Maximum Voltage | 240 volts |
| Maximum Amperage | 25 amps |
The Deta 25a Residual Circuit Breaker with Overload Protection is a reliable solution for electrical safety.
Specifications
Specifications will vary by product. Please refer to the product description above or contact us before ordering if you need a specific measurement.
Shipping & Returns
Shipping
Orders are dispatched from our Sydney and Melbourne warehouses within 1–2 business days of payment. Delivery times from Sydney:
- NSW & ACT: 2–5 business days
- VIC & QLD: 2–7 business days
- SA: 3–8 business days
- TAS: 4–10 business days
- WA: 5–10 business days
Tracking is provided on dispatch. Remote postcodes may incur additional fees.
30-day change-of-mind returns
We offer a 30-day change-of-mind return on select unopened products in original packaging (excluding health/safety items or bulk purchases). Email us within 30 days of delivery to start a return.
A restocking fee of 7–25% applies, plus return postage (unless approved otherwise). Customer-incurred postage costs are non-refundable without prior approval.
Faulty or damaged on arrival
If your product arrives faulty or damaged, contact our support team with your order number, photos/videos of the fault, and the original packaging. Do not return items without a return authorisation.
Warranty
12-month Australian warranty on this product unless noted otherwise. The warranty covers manufacturing defects under normal use.
The warranty does not cover:
- Damage caused by misuse, incorrect installation, or modification.
- Damage during delivery (claim under shipping policy instead).
- Normal wear and tear.
To claim warranty: contact our support team with your order number, photos/videos of the fault, and a brief description. We will assess the claim and offer a replacement, repair, or refund as appropriate.
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Why Aussies Shop With Auzzi
A registered Australian business with real local support, transparent pricing, and fair returns.
Australian Business
ABN 79 670 758 782. Registered in Australia.
Fast Australia-Wide Dispatch
Ships fast from our Sydney + Melbourne warehouses.
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30-Day Returns
Change-of-mind returns within 30 days.