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Honeywell evohome Thermal actuator, passive (NO) MT4-230-NO Data Sheet

Product codes
MT4-230-NO
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MT SMALL LINEAR THERMOELECTRIC ACTUATORS – PRODUCT DATA 
EN0B-0490GE51 R0414 
2
ORDERING INFORMATION 
Table 1. Actuators 
order number 
action* 
additional features
voltage
max. stroke
MT4-024-NC normally 
closed 
 
24 Vac/dc 
4 mm 
MT4-024-NO normally 
open 
MT4-024-NC-2.5M normally 
closed 
2.5 m cable length 
MT4-024-NO-2.5M normally 
open 
MT4-024S-NC normally 
closed 
with auxiliary switch 
MT4-024S-NO normally open 
MT4-230-NC normally 
closed 
 
230 Vac/dc 
MT4-230-NO normally 
open 
MT4-230-NC-2.5M normally 
closed 
2.5 m cable length 
MT4-230-NO-2.5M normally 
open 
MT4-230S-NC normally 
closed 
with auxiliary switch 
MT4-230S-NO normally 
open 
MT8-024-NC normally 
closed 
 
24 Vac/dc 
8 mm 
MT8-024-NO normally 
open 
MT8-024-NC-2.5M normally 
closed 
2.5 m cable length 
MT8-024-NO-2.5M normally 
open 
MT8-024S-NC normally 
closed 
with auxiliary switch 
MT8-024S-NO normally 
open 
MT8-230-NC normally 
closed 
 
230 Vac/dc 
MT8-230-NO normally 
open 
MT8-230-NC-2.5M normally 
closed 
2.5 m cable length 
MT8-230-NO-2.5M normally 
open 
MT8-230S-NC normally 
closed 
with auxiliary switch 
MT8-230S-NO normally 
open 
*Without power, in combination with standard 2-way valve; "normally closed" = stem extends, "normally open" = stem retracts
 
Table 2. Accessories 
order number 
description 
MT-CLIP 
mounting clip, 10 units
MT-ADAPT-HW 
mounting adapter M30 x 1.5, 10 units
MT-ADAPT-HP 
mounting adapter for Herz/Polytherm valves, 10 units 
MT-CABLE-1.5M 
cable suitable for MT4-024/-230 and MT8-024/-230, 10 units 
MT-CABLE-2.5M 
MT-CABLE-5M 
MT-CABLE-10M 
EVA10RA 
Danfoss-RA adapters, 10 units
HCA1VEL 
Mounting adapter for Velta compact manifold 
R453HY002 
Mounting adapter for Giacomini manifold