What is Mastoiditis? Mastoiditis, the infection of mastoid bone just behind the ear, is often the result of middle ear infections (acute otitis media) spreading to the surrounding bones. Mastoid process is the conical prominence that extends from the temporal bone, just behind where the ear is located.
How much does it cost to replace main breaker load center? Electric panel replacement cost vary from $750 for 100 Amp with 14 - 18 circuit breakers load center and simple work to $1,650 or even more for 200 Amp with up to 42-circuit breakers indoor main load center and complex work including labor cost and materials expenses.
1 Most companies sell a wide range of circuit breakers that have different power ratings and can be used in different houses depending on the need. 2  For example, the Siemens Q2020 Two 20-Amp breaker can retail for $9 to $11 while the Absolute CIB100 circuit breaker can retail for $15 to $18. One of the sites that sells different kinds of circuit breaker is Plumber Surplus. 2  The website sells circuit breakers that can handle different electrical loads and come in different sizes. 3  The price for the circuit breaker can range anywhere from $25 to $58 depending on the type of circuit breaker.