Silicone nitride hot surface ignitors

We are seeking a supplier of silicone nitride hot surface ignitors, 230V 400W. We are able to supply drawings of the HSI we require. We would purchase 500 units at a time and use approximately 5000 units a year.
Are you able to send me your email address for us to send you the detailed drawing and see if you have an off the shelf product or can make to our specification?