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Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W) vs Somfy Sonesse 40 PoE at 2/25 Type 2 (30W)

Rated power input — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): 51 W [1; 2026-09-30]; Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): 25 W [1; 2026-09-30].

Rated torque — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): 4 Nm [2; 2026-10-07]; Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): 2 Nm [2; 2026-10-07].

Last verified: 2026-10-07

When to choose Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W)

When to choose Somfy Sonesse 40 PoE at 2/25 Type 2 (30W)

Verifiable indicators

Short-time duty (S2) — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): Not published. Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): Not published.

Rated life — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): Not published. Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): Not published.

Thermal protection — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): Not published. Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): Not published.

IP rating — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): Not published. Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): Not published.

Comparison table
PropertySomfy Sonesse 40 PoE bt 4/25 Type 3 (45W)Somfy1241427Somfy Sonesse 40 PoE at 2/25 Type 2 (30W)Somfy1241426
Series & variant axes
SeriesSonesse 40Sonesse 40
Electrical
Rated voltage48 V [1; 2026-09-30]48 V [1; 2026-09-30]
Rated power inputDiffers: 51 W [1; 2026-09-30] vs 25 W [1; 2026-09-30]51 W [1; 2026-09-30]25 W [1; 2026-09-30]
Standby power1 W [1; 2026-10-01]1 W [1; 2026-10-01]
Drive performance
Rated torqueDiffers: 4 Nm [2; 2026-10-07] vs 2 Nm [2; 2026-10-07]4 Nm [2; 2026-10-07]2 Nm [2; 2026-10-07]
Rated speed25 rpm [2; 2026-10-07]25 rpm [2; 2026-10-07]
Environment & protection
Noise level39 dB(A) [1; 2026-09-30]39 dB(A) [1; 2026-09-30]
Compliance & declarations
Marks stated by vendorFCC [1; 2026-10-01], UL [1; 2026-10-01]FCC [1; 2026-10-01], UL [1; 2026-10-01]
View all 19 variants
DocumentsOfficial datasheet ↗Official datasheet ↗

Questions and answers

What supply voltage and frequency does each use?
Rated voltage — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): 48 V; Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): 48 V.
What torque and speed is each rated for?
Rated torque — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): 4 Nm; Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): 2 Nm. Rated speed — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): 25 rpm; Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): 25 rpm.
What certifications are on record for each?
Marks stated by vendor — Somfy Sonesse 40 PoE bt 4/25 Type 3 (45W): FCC, UL; Somfy Sonesse 40 PoE at 2/25 Type 2 (30W): FCC, UL.

Sources

  1. ↑Somfy Systems (North America) manufacturer site (product catalog)somfysystems.comRated voltage: Power supply POE - RGE 14 - 48VManufacturer-stated · Observed 2026-09-30 · Retrieved 2026-09-30 · Public web pageUsed for: 4793, 4280, 4792, 4279, 11110, 10468, 4790, 4277, 11112, 11111, 10470, 10469
  2. ↑Model-name rule somfy-explicit-torque-speed-v2: Somfy model names carrying an explicit "<Nm>/<rpm>" pair, e.g. "525A2 25/20 SJTW".somfysystems.comSonesse 40 PoE bt 4/25 Type 3 (45W)Derived (model name) · Observed 2026-10-07 · Retrieved 2026-10-07 · Public web pageUsed for: 51348, 51338, 51349, 51339
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