Del. Code Ann. tit. 6, § 2-703
Where the buyer wrongfully rejects or revokes acceptance of goods or fails to make a payment due on or before delivery or repudiates with respect to a part or the whole, then with respect to any goods directly affected and, if the breach is of the whole contract (Section 2-612), then also with respect to the whole undelivered balance, the aggrieved seller may
5A Del. C. 1953, §§ 2-703; 55 Del. Laws, c. 349.