[shortdesc]

Brand	Davey
Model Group	Dyna Drive
Waranty	36 Months

Pick the One That Fits Your Needs

Model	Max. Flow (gal/min)
DD15-35NPT	12
DD60-10 (CE/NPT)	16
DD90-11 (CE/NPT)	19

[/shortdesc]

Prodcut Description

Davey DD90-11NPT: High-Performance Constant Pressure System

The Davey DynaDrive DD90-11NPT delivers dependable water pressure with a variable-speed drive that maintains a constant flow, regardless of changing water demand. Its advanced design ensures smooth, quiet operation while reducing energy consumption and operating costs. With automatic adjustments, this pump guarantees consistent performance, even during high water usage.

Built for Efficiency and Durability

Reduce water hammer, optimize system performance, and save on energy with the integrated easy-to-use controller that tailors pressure to your household needs. Certified to UL778 standards, the DD90-11NPT is a robust and efficient choice for maintaining the perfect water pressure in residential or light commercial settings.

Category	Specification
OPERATING LIMITS
Category	DD15-35NPT
Max. flow rate @ 300kPa (43psi)	45L/min (12 US gallons)
Max. flow rate @ 400kPa (58psi)	18L/min (5 US gallons)
Max. flow rate @ 500kPa (73psi)	N/A
Max. casing pressure	800kPa (116psi)
'Out of Box' constant pressure	414kPa (60psi)
Max. set pressure	600kPa (87psi)
Min. cut-in pressure (gauge)	10kPa (1psi)
Default cut-in pressure	50kPa (7psi) less than set pressure
Max. cut-in pressure	20kPa (3psi) less than set pressure
Operating water temp range	0 – 80°C (32 – 176°F)
Operating ambient/ air temp range	0 – 50°C (32 – 122°F)
Maximum humidity	95%
Nature of fluids	Clean, clear, non-corrosive, non-
Applicable approvals	UL 778; UL61800-5-1
ELECTRIC DATA
Voltage	110 – 120V ~
Max motor speed	2,900rpm
Frequency (incoming power)	50 – 60Hz
Input power P1	0.8kW
Output Power P2	0.55kW
Running current	9.4A
Insulation class	F
IP rating	55

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DOCUMENTATION

Specification Sheet	Download
User Manual	Download
Spare Parts	Download

DIMENSIONS (INCHES)

Category	Specification
Model	DD15-35NPT
A	5 1/4
B	22 1/2
C	11 3/4
D	5 1/2
E	3 1/2
F	9
G	7 3/4
H	9
I	16 1/2
J	6 3/4
K	4
L	5 1/4

DD90-11NPT Dynadrive Pump – 1.3kW, 34 GPM @ 80 PSI, High Efficiency

Pick the One That Fits Your Needs