---
product_id: 198991384
title: "7827957 Ignition Transformer (BW12126-00) for Vitodens 200-W WB2B Series Boilers, Black"
brand: "viessmann"
price: "6187241₫"
currency: VND
in_stock: true
reviews_count: 1
url: https://www.desertcart.vn/products/198991384-7827957-ignition-transformer-bw12126-00-for-vitodens-200-w-wb2b
store_origin: VN
region: Vietnam
---

# High-voltage ignition power Optimized for residential wall-mounted boilers Precision fit for Vitodens 200-W series 7827957 Ignition Transformer (BW12126-00) for Vitodens 200-W WB2B Series Boilers, Black

**Brand:** viessmann
**Price:** 6187241₫
**Availability:** ✅ In Stock

## Summary

> ⚡ Ignite your home’s warmth with precision power!

## Quick Answers

- **What is this?** 7827957 Ignition Transformer (BW12126-00) for Vitodens 200-W WB2B Series Boilers, Black by viessmann
- **How much does it cost?** 6187241₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/198991384-7827957-ignition-transformer-bw12126-00-for-vitodens-200-w-wb2b)

## Best For

- viessmann enthusiasts

## Why This Product

- Trusted viessmann brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Lightweight:** Weighs just under 3 ounces, making installation hassle-free and space-efficient.
- • **Tailored Compatibility:** Specifically designed for Vitodens 200-W WB2B 19-105 series boilers for a perfect fit.
- • **Serial Number Precision:** Use your boiler’s unique serial number to guarantee the exact replacement part and avoid downtime.
- • **Reliable High-Voltage Ignition:** Ensures consistent and efficient boiler startup every time.
- • **Professional Installation Required:** Safety first—installation and maintenance must be handled by licensed heating contractors.

## Overview

The Viessmann 7827957 Ignition Transformer is a compact, high-voltage component engineered exclusively for Vitodens 200-W WB2B series residential gas-fired condensing boilers. Designed for seamless compatibility and reliable ignition performance, it requires professional installation to ensure safety and optimal operation.

## Description

Replacement Ignition Transformer (BW12126-00) for Vitodens 200-W WB2B 19/26/35/45/60/80/105 Series Residential Wall-Mounted Gas-Fired Condensing Boilers. Any adjustments, installations, service or maintenance must be completed by a licensed professional heating contractor who is qualified to work with hot water boilers. When ordering replacement parts, check with the manufacturer and provide the 16-digit boiler serial number or the 12-digit ASME/NB serial number to ensure a proper fit before purchasing.

## Features

- Compatible with Vitodens 200-W WB2B 19/26/35/45/60/80/105 Series Residential Wall-Mounted Gas-Fired Condensing Boilers
- Any adjustments, installations, service or maintenance must be completed by a licensed professional heating contractor who is qualified to work with hot water boilers
- Check with manufacturer before ordering replacement parts to ensure a proper fit
- Give the manufacturer the 16-digit boiler serial number or the 12-digit ASME/NB serial number

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Viessmann |
| Brand | Viessmann |
| Model | 7827957 |
| Item Weight | 2.99 ounces |
| Package Dimensions | 5.63 x 4.69 x 1.54 inches |
| Item model number | 7827957 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | 7827957 |

## Product Details

- **Brand:** Viessmann
- **Mounting Type:** Wall Mount
- **UPC:** 734130142858
- **Manufacturer:** Viessmann

## Images

![7827957 Ignition Transformer (BW12126-00) for Vitodens 200-W WB2B Series Boilers, Black - Image 1](https://m.media-amazon.com/images/I/51M9lfPsK8L.jpg)

## Customer Reviews

### ⭐ not 24 volt as on the picture
*by A***. on January 6, 2022*

its 220 volt not 24 volt as seen on the picture

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**Shop now:** [https://www.desertcart.vn/products/198991384-7827957-ignition-transformer-bw12126-00-for-vitodens-200-w-wb2b](https://www.desertcart.vn/products/198991384-7827957-ignition-transformer-bw12126-00-for-vitodens-200-w-wb2b)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-04-24*