Description
Ignitor For ATAG Boiler S4744100
The ATAG boiler ignitor replacement (part number S4744100) is a fully tested, used component removed from a working ATAG boiler. This ATAG boiler spark generator ensures safe and reliable ignition, helping your heating system start up efficiently. Although it may show light cosmetic wear, it has been inspected and verified by our in-house engineers for dependable performance.
Ideal for homeowners and engineers looking for a cost-effective repair, this used ignitor comes with a 6-month warranty to guarantee quality and reliability.
ATAG Ignitor Compatibility
This ignitor fits a range of ATAG A Series boilers, including:
ATAG A200S (GC: 41-310-14)
ATAG A203C (GC: 47-310-15)
ATAG A320S (GC: 41-310-17)
ATAG A325C (GC: 47-310-17)
ATAG A325ECX (GC: 47-310-18)
Why Choose This Product?
This used ignitor is a cost-efficient way to restore reliable startup to your ATAG boiler. Our engineers test every component for full functionality and durability. With a 6-month warranty and quality assurance, this product offers excellent value for money without compromising safety or performance.
At Heating and catering parts,
We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy
We appreciate you buying ATAG boiler spark generator from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package. Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday.
At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day. In a word thank you for choosing us!
FAQs
1. What boilers is the ATAG S4744100 ignitor compatible with?
The ATAG S4744100 ignitor fits ATAG A Series boilers, specifically A200S, A203C, A320S, A325C, and A325ECX models.
2. Is this ATAG boiler ignitor new or used?
This ignitor is a used component removed from a working ATAG boiler, fully tested and verified by our engineers to ensure reliable performance.
3. Does the ATAG S4744100 ignitor come with a warranty?
Yes, this ignitor comes with a 6-month warranty for quality and reliability.
4. How do I install the ATAG boiler ignitor?
Installation should be performed by a qualified Gas Safe registered engineer to ensure safety and compliance with boiler standards.
5. Can this ignitor fix boiler startup issues?
Yes, replacing the ignitor with the ATAG S4744100 restores reliable spark generation, helping your boiler start up efficiently and reducing ignition failures.







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