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Learn more by watching our NLS 30825 | 32 amp 4.5KA Single Pole RCBO * NEW A TYPE * video.
IMPORTANT: This product is Type A and compliant with the new legislation.
The NLS 30825 is a 32 amp single pole RCBO (Residual Current Circuit Breaker with Overcurrent protection) rated at 4.5kA breaking capacity, combining the functions of a miniature circuit breaker and residual current device into one compact unit. The 30825 is a Type A RCBO approved to Australian Standards AS/NZS 61009:1 and is ESV compliant for use in Victoria. It operates at 240V and delivers 30mA earth-leakage sensitivity with a non-polarised design that accepts load from the top or bottom of the DIN rail.
An RCBO eliminates the need to install separate MCB and RCD devices, reducing panel congestion and simplifying the installation process. On jobs where space in the switchboard is tight, a single NLS 30825 delivers both overcurrent and earth-leakage protection without consuming the space two separate devices would require. Licensed electricians value the NLS 30825 for its non-polarised wiring flexibility. The unit accepts load from either end of the terminal, which cuts installation time and eliminates the risk of mis-wiring polarity during a busy job.
The 30825 sits within the NLS RCBO range, offering a cost-effective alternative to higher-priced branded safety switches while meeting the same Australian compliance standards. Its electro-mechanical endurance of 4000 cycles and non-polarised design make it suitable for domestic switchboards where standard MCB+RCD combinations are the baseline. The compact DIN rail mounting suits all standard single-pole enclosures and is compatible with existing NLS and generic DIN equipment, so stock rotation and replacement are straightforward.
The NLS 30825 is not suitable for outdoor locations, wet or damp exposed areas, or circuits exposed to water spray or splash. Do not install in bathrooms at outlet level, laundries where water ingress is likely, or any location where IP44 or higher weatherproofing is required. The 30825 is an interior switchboard device only and must be installed by a licensed electrician in accordance with AS/NZS 3000 and local regulations.
Verified Sparky Direct customer reviews: NLS 30825 | 32 amp 4.5KA Single Pole RCBO Type A (30825)
"Only just started using these, they seem to be a good product, time will tell." — Barry R
"Good alternative brand, non polarity helps on installation." — DP
"Compact and easy to install." — Steve
(30825)
An RCBO combines the functions of a miniature circuit breaker (MCB) and a residual current device (RCD) into one compact unit. A separate MCB+RCD combination requires two devices on the DIN rail, takes up twice the space, and requires two separate trip mechanisms. The 30825 delivers both overcurrent and earth-leakage protection in a single device, reducing panel congestion and simplifying installation.
Yes. The 30825 is non-polarised, which means it accepts load from the top or bottom of the DIN rail terminal without rewiring. This flexibility reduces installation time and eliminates the risk of polarity errors during a busy job. Load and neutral can be applied in either sequence.
Yes. The 30825 is ESV (Essential Services Commission) compliant and approved for use in Victoria under the applicable fire and building regulations. It meets AS/NZS 61009:1 and is certified for both domestic and commercial installations in all Australian states and territories.
Type A earth-leakage class means the RCBO detects both AC (alternating current) and DC (direct current) residual currents. This is essential on circuits that include variable-speed drives, power supplies, or any load with static discharge. Standard Type A RCBOs trip at 30mA earth-leakage, which is the sensitivity specified on the 30825.
The breaking capacity is 4.5kA, which means the 30825 can safely interrupt fault currents up to 4500 amperes. This rating is suitable for domestic and light commercial installations. A higher breaking capacity (such as 6kA or 10kA) is required only in high-fault-level installations near a distribution transformer or in industrial switchboards; for standard domestic use, 4.5kA is standard and compliant.
The 30825 comes with a 3-year replacement warranty covering manufacturing defects. Warranty is valid for both domestic and commercial use and starts from the invoice date. In-home servicing is not required; if a fault is confirmed, Sparky Direct will send a replacement unit. Warranty is void if the unit is installed by anyone other than a licensed electrician.
The National Light Sources 30825 is available online from Sparky Direct, with Australia-wide delivery to any state or territory including regional areas. Sparky Direct is an Australian electrical wholesaler established in 2005, supplying more than 500,000 customers with transparent trade pricing.
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How to Request a Return
Warranty starts from Invoice Date
Domestic Use: 3 Year
Commercial Use: 3 Year
Warranty Method: Return to Sparky Direct
These specifications and characteristics outline physical, mechanical, electrical details.
| Brand | NATIONAL LIGHT SOURCES |
| SKU | 30825 |
| Model # | 30825NLS |
| Barcode # | 9336700016500 |
| Package Weight | 0.115kg |
| TYPE | VALUE |
|---|---|
| Type | Circuit Protection |
| Brand | National Light Sources |
| Rated Current (A) | 32 |
| Height (mm) | 81 |
| Width (mm) | 18 |
| Depth (mm) | 75 |
| Standards | AS/NZS 61009:1 |
| Mounting | DIN Rail |
| Voltage (V) | 240V |
| Number of Poles | 1P+N |
| IP Rating | IP20 ( IP40 Enclosed ) |
| Breaking Capacity | 4.5kA |
| Box increments (This item is sold individually) | 12 |
| Earth Leakage Sensitivity | 30mA |
| Earth Leakage Protection Class | Type A |
| Curve | C |
Electrical and HVAC products sold by Sparky Direct are intended for installation by licensed and appropriately qualified professionals in accordance with applicable Australian Standards and regulatory requirements. Customers are responsible for ensuring that any product purchased, including any related or associated components, is compatible and suitable for their intended installation and application.
Sparky Direct does not provide installation advice and does not assess product suitability for individual circumstances unless expressly confirmed in writing. Customers must confirm correct product selection, compatibility, compliance, and suitability with a licensed or appropriately qualified professional prior to purchase.
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