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header-product PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K
343.99 €

PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K

PowerWalker MBS 30K Maintenance Bypass Switch Photo 1

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PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K

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PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K

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Short description

PowerWalker maintenance bypass switch terminal block designed for wall mounting. This 3-phase 30 kA unit ensures uninterrupted power system servicing and maintenance without disrupting critical loads. Ideal for data centers, industrial environments, and commercial facilities requiring reliable power management and safe UPS maintenance operations.
Available for order: 1 pcs.
Warranty: 2 Years
SKU: 12639239
Manufacturer: PowerWalker
free shipment

Cheapest delivery:

Unisend LV

Pick-up points

Unisend LV

Cost

1.99 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
05.10.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
08.10.2026 {{selectedOffer.courierDeliveryString}}
From 8.88 € (Weight: 10.55 kg)
Parcel couriers
Unisend LV / Venipak Locker LV / DPD Paku skapis / Latvijas Pasts nodaļa
08.10.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 9.56 euros per month
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Product information

Description

The PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K is an essential power management accessory designed to facilitate safe and uninterrupted servicing of uninterruptible power supply systems. Built for three-phase 3/3 configurations, this unit allows technicians to isolate the UPS system for maintenance or replacement while maintaining continuous power delivery to critical connected loads. Featuring a robust wall-mounting design and reliable MBS terminals, it integrates seamlessly into existing electrical infrastructures in demanding commercial and industrial settings.

Advantages

This maintenance bypass switch ensures maximum uptime for critical operations by allowing service and maintenance tasks to be performed without any power disruption to the connected load. Its heavy-duty construction handles up to 30 kA, providing a secure and reliable pathway for power distribution during standard or emergency switching procedures. The wall-mounted form factor saves valuable floor space in cramped utility rooms and server closets, while the clearly marked terminal blocks facilitate efficient installation and operation by qualified personnel.

Suitable for

  • Data centers requiring continuous uptime during UPS maintenance
  • Industrial facilities with critical three-phase equipment loads
  • Commercial buildings and server rooms needing safe power management solutions

When it may not be suitable

This unit is not designed for single-phase electrical systems and cannot be used with incompatible voltage configurations. It is intended for professional installation by qualified electricians and is not suitable for residential DIY applications.

Key specifications

  • 3-phase 3/3 system compatibility
  • 30 kA current rating
  • Wall-mounting design
  • IP20 protection rating
  • MBS terminal block configuration

How to use

The device must be installed exclusively by a qualified electrician in accordance with local electrical codes and manufacturer guidelines. During normal operation, the switch remains in the designated position to route power through the UPS. When maintenance is required, the switch is manually operated to bypass the UPS unit safely, isolating it from the electrical circuit and allowing technicians to service or replace the hardware without interrupting power to the load.

What to consider before purchase

  • Verify that your existing electrical setup is a three-phase system matching the 3/3 configuration
  • Confirm that the installation location provides adequate wall space and meets environmental requirements
  • Ensure that installation is planned and executed by a certified electrical professional
Usage recommendations: Regularly inspect the switch terminals and housing during routine facility maintenance checks to ensure secure connections and optimal performance. Always follow standard lockout-tagout safety protocols when servicing connected power equipment.

Description

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Product comparison

The PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K is a service bypass switch designed for maintaining uninterruptible power systems without disconnecting critical loads, whereas the alternative products serve completely different functions. Compared to it, the UPS PowerWalker VI 1200 CSW and PowerWalker VFI 1000R/1U are full uninterruptible power supply units for protecting equipment from outages, while the PowerWalker BP H384R-32x5Ah is an external battery pack for extended runtime. All products share the PowerWalker brand and a focus on power reliability, but their roles in a power infrastructure differ fundamentally.

⚙️ The specifications comparison covers the device type, construction format, primary purpose, and load compatibility to highlight the structural and functional differences between a maintenance bypass, various UPS units, and a battery module.

ParameterPowerWalker MBS 30KUPS PowerWalker VI 1200 CSWPowerWalker VFI 1000R/1UPowerWalker BP H384R-32x5AhPractical significance
Device typeMaintenance bypass switchLine-Interactive UPSDouble-conversion UPS (Rack)External battery packThe devices perform complementary roles in a power infrastructure rather than replacing one another.
PurposeSafe UPS servicing without interrupting critical loadsProtection of PCs and peripherals from outages and surgesReliable power supply for critical equipmentExtended runtime for VFI CPH series unitsSelection depends on whether power distribution, backup power, continuous conversion, or battery expansion is needed.
Form factorWall mounting (Terminal block)Desktop/floor placement with AC outletsRackmount installation (1U)Rack-compatible battery moduleDifferent designs accommodate placement requirements in server rooms, industrial environments, or offices.

◎ The analysis of usage scenarios and buyer needs helps determine in which situations each of the presented power infrastructure components is required.

Use caseRecommended productWhy
Servicing high-power three-phase UPS units on-sitePowerWalker MBS 30KEnables maintenance or repair work without shutting down critically important connected equipment.
Protecting small office or network equipmentUPS PowerWalker VI 1200 CSWProvides battery backup and voltage regulation for PCs and peripherals using built-in AC outlets.
Rackmounting critical electronics with double-conversionPowerWalker VFI 1000R/1UGuarantees clean sinusoidal power and zero transfer time for sensitive electronic equipment.
Extending runtime for professional enterprise UPS unitsPowerWalker BP H384R-32x5AhIncludes a battery bank for prolonged operation of server and network systems during extended power outages.
The comparison shows that the PowerWalker maintenance bypass switch terminal block for wall mounting 3 phase 30 kA MBS 30K is not an alternative to power sources or batteries, but rather a specialized switching element for servicing high-power three-phase systems. This unit is ideal for data centers and industrial facilities where uninterrupted service operations are essential, whereas the other reviewed products are chosen for direct backup power or autonomy extension.
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Customer reviews

Customer questions

FAQ

How much does the PowerWalker MBS 30K Maintenance Bypass Switch cost, and is it available for purchase?

The price is 343.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 05.10.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

Can PowerWalker MBS 30K Maintenance Bypass Switch be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the PowerWalker MBS 30K Maintenance Bypass Switch online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All PowerWalker products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized PowerWalker service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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