Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Hydac
The Hydac HDA 4446-A-100-000 is an electronic pressure transmitter from the HDA 4400 product group family, featuring a 100 bar input measuring range, a fluorocarbon elastomer seal material, and a stainless steel connection. Powered by an 8 to 30 V DC supply voltage according to UL specifications with a residual ripple of $\le$ 5% and $\le$ 25 mA current consumption, this unit operates within a temperature range of -25 to 85 ºC and offers a life expectancy of > 10 million cycles from 0 to 100% full scale. It includes a male M12 x 1, 4-pole electrical connection with 2 conductors, incorporates shock resistance of $\le$ 100 g according to DIN EN 60068-2-6 at 10 to 500 Hz per 6 ms, requires a 20 N\u00b7m (15 lb\u00b7ft) torque value, and carries the cULus mark under certificate number E318391. Submit the exact part number, quantity, and application requirements to request a quote.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Hydac references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Technical library
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Hydac HDA 4446-A-100-000. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.