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Description
LIVE Electrical EMU4-SNR 4 Way IP40 Metal EV Charging Unit with 40A Type A DP RCBO C Curve & 20/40kA 1P+N Surge Protective DeviceLIVE Electrical EMU4 SNR 4 Way IP40 Metal EV Charging Unit with 40A Type A DP RCBO (C Curve) & Surge Protection Device Product Overview The LIVE Electrical EMU4 SNR EV Charging Unit provides a robust, pre wired solution for safe and compliant electric vehicle charging installations. Designed to deliver full circuit protection, this 4 way metal consumer unit comes fitted with a 40A 30mA Type A double pole RCBO (C Curve) and a 20 40kA 1P+N Surge
LIVE Electrical EMU4-SNR 4-Way IP40 Metal EV Charging Unit with 40A Type A DP RCBO (C Curve) & Surge Protection Device
Product Overview
The LIVE Electrical EMU4-SNR EV Charging Unit provides a robust, pre-wired solution for safe and compliant electric vehicle charging installations. Designed to deliver full circuit protection, this 4-way metal consumer unit comes fitted with a 40A 30mA Type A double pole RCBO (C Curve) and a 20/40kA 1P+N Surge Protective Device (SPD – SA140 1P+N), ensuring comprehensive electrical safety and equipment protection against power surges and transient overvoltages.
Built with a fully enclosed IP40-rated metal housing and a modern white powder-coated finish (RAL 9010), the EMU4-SNR combines reliability, durability, and visual appeal. Its spacious 4-way design accommodates additional modules if required, while precision knockouts and raised keyholes make installation fast and straightforward. This model is ideal for EV chargers that demand extra protection and compliance with BS EN 61439-3 standards.
Key Features & Benefits
- Application: Tailored for electric vehicle charging installations requiring surge protection and RCBO safety.
- Construction: Fully enclosed steel body with drop-down metal lid for secure access and maintenance.
-
Pre-fitted with:
- 40A Type A Double Pole RCBO (C Curve – RNA40C-030) for overload, short-circuit, and earth leakage protection.
- 20/40kA 1P+N Surge Protective Device (SA140 1P+N) to safeguard against transient voltage spikes.
- Protection rating: IP40 – suitable for indoor environments, providing dust and contact protection.
- Cable management: Circular 20mm and 25mm knockouts on top and bottom for flexible wiring.
- Mounting: Raised keyholes allow quick and secure wall installation.
- Finish: White polyester powder coating to RAL 9010 – modern, durable, and corrosion-resistant.
- Internal components: Supplied with DIN rail and earth terminal bar for ease of wiring.
- Dimensions: 115mm (W) × 230mm (H) × 96mm (D).
- Compliance: Certified to BS EN 61439-3 for consumer unit safety and performance.
Typical Applications
- Domestic EV charging installations
- Commercial car park charging bays
- Workplace and fleet EV charger protection
- Sub-distribution with surge and residual current protection
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Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.4 ★★★★★
Based on 28 reviews
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Product Reviews
★★★★★ 4
Good Value for a Tall Chair
Size: 934W-Z, Color: White
I have received this chair just today and would like to give my first impressions of it.
Height is super adjustable as well as the foot rest. My desk is very tall (~34 inches vs standard ~29 inches) and does not suit a standard height chair. This chair's height is enough to sit comfortably at mybut also still having adjustment to be even higher.
Lumbar support is a manual adjustment that can be adjusted by sliding the lumbar piece up or down and it seems it can be tiled as well.
No reclining feature or slight backrest tilt adjustment. I'm used to my chairs reclining so it feels a little awkward siting in a flat base and straight backrest. I feel like I'm sitting too forward or leaning forward slightly but is probably something I can get use to.
Easy to put together and feels very sturdy. Plastic parts of chair are made from a really sturdy plastic, like playhouse plastic materials. Wheels roll around carpet easily. Mesh seems to be a strong material, though the mesh feels kind itchy on bare skin.
Overall, I think this is a good chair to get if you're needing a tall chair for a good value and can sacrifice no backrest tilt.
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Reviewed in the United States on December 3, 2025
★★★★★ 5
Excellent value for money!
Size: 934W-Z, Color: Black, Size: 934W-Z, Color: Black
I absolutely love this office chair! I needed a chair that could support my standing desk without sacrificing comfort, and this one completely exceeded my expectations. It's incredibly sturdy and durable, well-made, and the height adjustment is super convenient, making it easy to find the perfect fit. Even during long hours of work, the seat is comfortable, and the ergonomic design effectively reduces pressure on my back and legs. I love its clean, modern look—it fits my home office perfectly. Assembly was quick and easy, and for this price, the quality is absolutely fantastic!
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Reviewed in the United States on February 24, 2026
★★★★★ 5
Perfect chair!
Size: 934-Z, Color: Blue, Size: 934-Z, Color: Blue
I have an adjustable-height desk (also purchased from Amazon) and needed a drafting chair for those times when my body gets tired of standing. This chair fits the bill and then some! I put it together myself; it took me about an hour, but would take me about half that next time, since now I know what to do (and what NOT to do!). All the parts were there; there are even spare parts (see photo). All the holes were drilled in exactly the right places, too, which isn't always the case when I buy things from Amazon (my standing desk is a great example). The chair fits me; I'm short (5'3.5"), and often the seats of furniture are too deep for me to rest my feet flat on the floor. The depth of the seat on this chair is just a little over 18 inches, and with the adjustable footrest ring, it's perfect. I don't think a tall or heavy person would fit in it, to be honest. But it's perfect for those of us who are vertically challenged. I love that it glides easily on my hardwood floors and that it turns 360 degrees. The chair comes in numerous luscious colors, so take your pick! It is very sturdy, has good lumbar support, and the seat and seat back are very comfortable. And the arms flip up, which was an absolute must when I was shopping for this chair. I got it on sale, too -- $109.00 -- and I'm delighted with this purchase.
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Reviewed in the United States on April 23, 2026
★★★★★ 5
Excellent adjustable drafting chair
Size: 934-Z, Color: Blue
Excellent chair design, extremely comfortable and exceptionally easy instructions to follow making for simple assembly. Love the amply wide cushioned seat and ergonomic backrest. The height adjustment feature works perfectly as well as positioning of the foot ring . Having the ability to raise the arms is also a big plus! I highly recommend this product for attractive appearance, comfort features, functionality and operation. Really nice chair!
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Reviewed in the United States on April 13, 2026
★★★★★ 4
Comfortable, stylish, and perfect for long work hours 💗✨
Size: 934-Z, Color: Pink
I bought this chair because I spend a lot of time working and needed something comfortable but also stylish, and I absolutely love it.
Since I started using it, I feel much better support in my back thanks to the lumbar support. It makes a big difference, especially during long work hours. The adjustable footrest is also a feature I didn’t know I needed, but now I use it all the time.
The flip-up armrests are very convenient because I can adjust them depending on what I’m doing or move them out of the way when needed.
The pink color is beautiful and adds a soft, elegant touch to my workspace. It looks great in a modern home office.
It feels sturdy, well-made, and very stable. Overall, it’s a great purchase that improved both my comfort and the look of my workspace.
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Reviewed in the United States on April 29, 2026
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