Delivery Update June 25th 2026
Interislander ferry sailings have been suspended due to severe weather across New Zealand.
Delivery delays of at least 3–4 days are expected due to disruptions affecting freight between the North and South Islands. We appreciate your patience and understanding while these conditions continue.

F1129U3500 3500w U Form 1217mm

Category

Code

F1129U3500

Brand

RRP

$199.00

$173.04

Description

Thermofin 11mm F1129 Series
F1129U3500 3500 watts
1217 Max reach
63mm between terminals

Stainless Steel F1129 Series Finned Air Heaters
Seath Watts Density
Sheath 44.5kW/m2 (29W/in2) Fin and Sheath Total 7.0kW/m2 (4.5W/in2) at 235V

Construction
Continuous spiral stainless steel fin on 10.7mm diameter stainless steel element. Diameter over fin 28mm. Fin pitch 5.0mm

Finish
Annealed 304 Stainless Steel

Mounting
Zinc plated bushing with M16 thread 16mm long. Clearance hole of 18mm required. Nuts & washers included.