What supply voltage and frequency does each use?

Rated voltage — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: 12 V; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: 12 V. Power supply type — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: DC; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: DC.

Which tube diameters do they fit?

Motor diameter — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: 25 mm; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: 25 mm.

What torque and speed is each rated for?

Rated torque — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: 1.2 Nm; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: 1.5 Nm. Rated speed — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: 35 rpm; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: 20 rpm.

Which durability indicators does each publish?

OpenAxia does not rate reliability; the published indicators are: IP rating — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: IP20; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: IP20.

Wistar motor WSERD30-L: 1.2 Nm · 35 rpm vs 1.5 Nm

Rated power input — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: 11.4 W^{[1; 2026-10-01]}; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: 8.1 W^{[1; 2026-10-01]}.

Rated current — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: 0.95 A^{[1; 2026-10-01]}; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: 0.73 A^{[1; 2026-10-01]}.

Rated torque — Wistar motor WSERD30-L · 1.2 Nm^{[1; 2026-10-01]} · 35 rpm: 1.2 Nm; Wistar motor WSERD30-L · 1.5 Nm^{[1; 2026-10-01]} · 20 rpm: 1.5 Nm.

Last verified: 2026-10-01

When to choose Wistar motor WSERD30-L · 1.2 Nm · 35 rpm

For a supply rated 12 V^{[1; 2026-10-01]}.
For the stated supply type: DC^{[1; 2026-10-01]}.
For the stated diameter: 25 mm^{[1; 2026-10-01]}.
For a rated torque of 1.2 Nm^{[1; 2026-10-01]}.

When to choose Wistar motor WSERD30-L · 1.5 Nm · 20 rpm

For a supply rated 12 V^{[1; 2026-10-01]}.
For the stated supply type: DC^{[1; 2026-10-01]}.
For the stated diameter: 25 mm^{[1; 2026-10-01]}.
For a rated torque of 1.5 Nm^{[1; 2026-10-01]}.

Verifiable indicators

Short-time duty (S2) — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: Not published. Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: Not published.

Rated life — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: Not published. Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: Not published.

Thermal protection — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: Not published. Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: Not published.

IP rating — Wistar motor WSERD30-L · 1.2 Nm · 35 rpm: IP20^{[1; 2026-10-01]}; Wistar motor WSERD30-L · 1.5 Nm · 20 rpm: IP20^{[1; 2026-10-01]}.

Comparison table
Property	Wistar motor WSERD30-L · 1.2 Nm · 35 rpmWistar motorWSERD30-L-1.2/35	Wistar motor WSERD30-L · 1.5 Nm · 20 rpmWistar motorWSERD30-L-1.5/20
Series & variant axes
Series	WSERD30-L	WSERD30-L
Electrical
Rated voltage	12 V^{[1; 2026-10-01]}	12 V^{[1; 2026-10-01]}
Power supply type	DC^{[1; 2026-10-01]}	DC^{[1; 2026-10-01]}
Rated power inputDiffers: 11.4 W^{[1; 2026-10-01]} vs 8.1 W^{[1; 2026-10-01]}	11.4 W^{[1; 2026-10-01]}	8.1 W^{[1; 2026-10-01]}
Rated currentDiffers: 0.95 A^{[1; 2026-10-01]} vs 0.73 A^{[1; 2026-10-01]}	0.95 A^{[1; 2026-10-01]}	0.73 A^{[1; 2026-10-01]}
Drive performance
Rated torqueDiffers: 1.2 Nm^{[1; 2026-10-01]} vs 1.5 Nm^{[1; 2026-10-01]}	1.2 Nm^{[1; 2026-10-01]}	1.5 Nm^{[1; 2026-10-01]}
Rated speedDiffers: 35 rpm^{[1; 2026-10-01]} vs 20 rpm^{[1; 2026-10-01]}	35 rpm^{[1; 2026-10-01]}	20 rpm^{[1; 2026-10-01]}
Dimensions & mounting
Motor diameter	25 mm^{[1; 2026-10-01]}	25 mm^{[1; 2026-10-01]}
Overall length	310 mm^{[1; 2026-10-01]}	310 mm^{[1; 2026-10-01]}
Environment & protection
IP rating	IP20^{[1; 2026-10-01]}	IP20^{[1; 2026-10-01]}
View all 3 variants
Documents	Request datasheet	Request datasheet

Relations and interchangeability

Wistar motor WSERD30-L · 1.2 Nm · 35 rpm → Wistar motor WSERD30-L · 1.5 Nm · 20 rpm

Not directly interchangeable

Same product type (tubular motor)
Ø25 mm (same class)
Torque 1.5 Nm (+25%)
12 V (same)
Power supply DC (same)
Length 310 mm
Protection IP20
Speed 20 rpm vs 35 rpm
Control system not confirmed

Required changes / checks: Control system not confirmed

Not checked: crown & drive adapters and motor head; Not checked: brackets; Not checked: remote pairing; Not checked: wiring

Wistar motor WSERD30-L · 1.5 Nm · 20 rpm → Wistar motor WSERD30-L · 1.2 Nm · 35 rpm