Discontinued Encoder Guide

The guide below can be used to find discontinued or obsolete Dynapar and NorthStar part numbers and their recommended replacements. For specific part number crossovers, please contact us for assistance

NorthStar Encoders and Tachs

Old Series	Description	New Series
NorthStar HS35M Magcoder (MH)	Magcoder Hollowshaft Magnetic Encoder	HSD35
NorthStar RIM8.5	180-C Face Mount Bearingless Encoder	RIM Tach RT8
NorthStar RIM620	56-C Face Mount Magnetic Encoder	RIM Tach RT6
NorthStar RIM125	250-C Face Mount Bearingless Encoder	RIM Tach RT1
NorthStar HS85	Large Heavy Duty Hollowshaft Encoder	RIM Tach HS85
NorthStar S560, D560	Thin Profile Bearingless Encoder	SLIM Tach ST56
NorthStar S85	Thin Profile Bearingless Encoder	SLIM Tach ST85
NorthStar S125, D125	Thin Profile Bearingless Encoder	SLIM Tach SL1250

Incremental Encoders

Old Series	Description	New Series
21 Qube	2.25" Cube Shape Encoder	Qube 22 NexGen
22 Qube	2.25" Cube Shape Encoder	Qube 22 NexGen
31, 32 Qube	2.25" Cube Shape Magnetic Encoder	Qube 22 NexGen
41, 42 Rotopulser	Uni and Bi-Directional Rotary Transducer	H42
61 Rotopulser	Unidirectional Rotary Transducer	60 Rotopulser
71 Rotopulser	Unidirectional Magnetic Transducer	Contact Dynapar
74 Rotopulser	Unidirectional Shaft Encoder	Contact Dynapar
76 & 96 Rotopulser	Motor Mount Ring Kit Rotopulser	R45 Rotopulser
77 & 97 Rotopulser	Uni and Bi-Directional Tachs	SLIM Tach ST85
78 Rotopulser	NEMA 56C Unidirectional Magnetic Encoder	Contact Dynapar
80D Rotopulser	General Purpose Rotary Transducer	60 Rotopulser
91 Rotopulser	Direct Mount Bearingless Encoder	Contact Dynapar
523	Optical Incremental Encoder	E23 or EC23 *PPR dependant
526	Encoder with Integral Coupling and Flange	HA26 or HR26 or HC26 *PPR dependant
525 / 625	Optical Incremental Transducer	HA25 or HR25 or HC25 *PPR dependant
E11	1.1" Diameter Miniature Encoder	E12
E15	1.5" Diameter Shafted Encoder	E14
E15 Hubshaft	1.5" Diameter Hubshaft Encoder	E14 Hubshaft
E15 w/ Integral Coupling	1.5" Diameter Encoder w/ Integral Coupling	E14IC
E20	2.0" Diameter Face Mount Encoder	E14
EC82	2.0" Diameter Incremental Encoder	E14
EX625	Class 1 Div 1&2 Group D Encoder	X25
HS35	Heavy Duty Hollowshaft Encoder	HS35R
HS35 Intrinsically Safe (D2)	Class 1&2 Div 2 Hollowshaft Encoder	Contact Dynapar
Series M20	Modular Encoder for Motor/Shaft Assembly	M53
R56 Rotopulser	Large Motor NEMA 4-1/2" C-Face Encoder	SLIM Tach ST56
R85 Rotopulser	Large Motor NEMA 8-1/2" C-Face Encoder	SLIM Tach ST85

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Linear Encoders

Old Series	Description	New Series
LM/LAM Linear Encoder Modules	Linear Encoder Module Offering Dual Channel Quadrature Output with Index	No replacement available

Absolute Encoders

Old Series	Description	New Series
A25 Parallel	2.5" Diameter Parallel Absolute Encoder	AI25 Parallel
A25 DeviceNet	2.5" Diameter DeviceNet Absolute Encoder	AI25 DeviceNet
A25 Profibus	2.5" Diameter Profibus Absolute Encoder	AI25 Profibus
A25 Interbus	2.5" Diameter Interbus Absolute Encoder	AI25 Interbus
A58 Parallel	58mm Diameter Parallel Absolute Encoder	AI25 Parallel
A58 DeviceNet	58mm Diameter DeviceNet Absolute Encoder	AI25 DeviceNet
A58 Profibus	58mm Diameter Profibus Absolute Encoder	AI25 Profibus
A58 Interbus	58mm Diameter Interbus Absolute Encoder	AI25 Interbus