Security Door Controls SDC Security EP493 JMAC# SDC-EP493 Explosion Proof Emergency Pull Station UPC: 712905808895 Also known as: SZ-EP493, SDC-EP493 For more information about the Security Door Controls EP493, please contact us. MSRP: Was: Now: $497.35 In Stock Expedited Shipping Available Need it Tomorrow? Need it Tomorrow? Select the NEED IT FAST shipping option at checkout and a member of our team will contact you promptly with any available Expedited Shipping options once we receive your order. Add to Cart