Overview Reviews Product Description Valve Actuator, Non fail-safe, ACÂ 100...240Â V, modulating, NEMAÂ 4X Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Belimo Belimo GMCX120-SR-T-X1 N4 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments