How much does this cost to the nearest dollar?

QE230 30-Amp Double Pole Ground Fault Equipment Protection Circuit Breaker
Siemens ground fault equipment protection circuit breakers provide protection of equipment from damaging line-to-ground fault current and de-energizes the circuit for all ungrounded conductors of the circuit. Siemens strongly recommends against the use of used breakers. The installation of used breakers in a Siemens panel will void the warranty on the panel. Siemens does not sell used breakers and has not approved any 3rd party sellers to do so. 30 Amp, double pole, type QE circuit breaker Used to protect equipment from damaging line-to-ground faults 30 mA GFCI protection Standard 1 in. per pole format with plug-in design 10,000 AIC interrupting rating Brand SIEMENS, Current

Price is $210.00
Price: $210