Herold Supply repairs ALL makes and models of air-operated double-diaphragm pumps.

Engineered for performance! Yamada pumps don’t use clamp bands, providing hassle and leak-free mating surfaces.

Yamada air valve technology is the heart of the air-powered double diaphragm and determined reliability.

Don’t take our words for it – ask any of the thousands of industrial and mining companies that employ Yamada pump technology in their processes.

Wilden pumps, including the Brahma and Stallion double-diaphragm pump line, are available.

Herold Supply sells and repairs all models of Wilden pump.

Herold Supply carries a wide variety of products from this popular brand of transfer pumps.

  • 12V DC and 110V AC transfer pumps
  • Hand pumps
  • Meters and Accessories
  • Repair Kits

We sell and service Graco grease and lube pumps, including Graco’s Fireball and Husky lines.

Call for specific applications or your product needs/requirements.