Staunch YANMAR STYG9 9kva Generator $12,495.00 Staunch YANMAR 9kva Generator STYG9R-1S Rental Spec. $13,045.00 Staunch YANMAR STKG13 GENERATOR 13kVA 10.kw $14,189.00 Staunch YANMAR SM STYG20R- 3M Generator 20Kva $15,179.00 Staunch YANMAR STYG20 Generator 20Kva $16,035.00