# Pneumatic Two to Pipe Thermostat, 3.6 VAC

**Manufacturer:** Johnson Controls  
**MPN:** `WT-4002-MFM`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Johnson Controls |
| Manufacturer name | Johnson Controls |
| Manufacturer | Johnson Controls |
| DimensionUnit | inch |
| GraingerSku | 46AE81 |
| Extra Product Name | Pneumatic Two to Pipe Thermostat, 3.6 VAC |
| Voltage | 3.6 |
| WeightUnit | lbs |
| countryOfOrigin | Mexico |
| extendedLead | 26 |
| extendedQty | -2 |
| height | 3.75 |
| height_Attrib | Overall Height |
| length | 4.71875 |
| length_Attrib | Length |
| moq | 1 |
| MPN | WT-4002-MFM |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | G3107758 |
| tierMinQty1 | 1 |
| tierPrice1 | 535.72 |
| url | https://www.zoro.com/johnson-controls-pneumatic-two-to-pipe-thermostat-36-vac-wt-4002-mfm/i/G3107758/ |
| width | 0.8125 |
| width_Attrib | Width |
| Item | Pneumatic-to-Direct Digital Control Room Thermostat |
| Width | 13/16 in |
| Connection | Dual Barbed Fittings for 5/32 in or 1/4 in OD Polytubing |
| Length | 4 23/32 in |
| Display | LCD |
| Length (Straight Wireway) | 4 23/32 in |
| Manufacturer Model Number | WT-4002-MFM |
| Electrical Connection Type | Screw Terminals |
| Air Connection Type | Barbed Fitting |
| Occupancy Sensor | Include a Binary Dry Contact Input for an Occupancy Sensor |
| Maximum Control Temperature | 99 Degrees F |
| Temperature Sensitivity | 1 to 5 psi/ Degrees F |
| Temperature Differential | 32 Degrees to 99 Degrees F, +/-1.0 Degrees F |
| Mounting Direction/Includes Cover | Horizontal, Yes |
| Maximum Throttling | 5 psi |
| Factory Setpoint Range | +/- 3 Degrees F |
| Mounting Direction | Horizontal |
| Differential Type | Adjustable |
| Display Type | Digital |
| Battery Backup | Yes |
| Air Flow Output | High Volume |
| Minimum Control Temperature | 32 Degrees F |
| Pneumatic Thermostat Type | Two-Pipe |
| Fitting Connection | Barbed 1/4 in, Barbed 5/32 in |
| Thermostat Action | DA/RA Dual Control Action |
| Number of Pipes/Air Flow Output | 2 Pipes/High Volume |
| Adjustable Setpoint Range | Up to +/- 14 Degrees F |
| Humidification Control | Yes |
| Number of Pipes | 2 |
| Action | Direct and Reverse |
| Temperature Scale | Fahrenheit |
| Air Connection Outside Diameter | 5/32 in, 1/4 in |
| Low Battery Indicator | Yes |
| Includes Batteries | Yes |
| Temperature Control Range | 32 Degrees to 99 Degrees F |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G3107758 | 535.72 | 1 | None | 1 |
| Radwell | WT-4002-MFM |  |  | None | 1 |
| Galco | WT-4002-MFM |  |  | None | 1 |
| AmazonTP | B01M3N3KL9 | 553.08 | 1 | None | 1 |
| AmazonUNK | B01M3N3KL9 | 553.08 | 1 | None | 1 |
| h-mac.com | JOHNSON-CONTROLS-NU-WT-4002-MFM |  |  | None | 1 |
| Voomi Supply | WT-4002-MFM | 14.99 | 1 | None | 1 |
| midwestapplianceparts.com | WT-4002-MFM-JO-P |  |  | None | 1 |
| cappusa.com | 3136884 |  |  | None | 1 |
| gsistore.com | WT-4002-MFM | 11800.0 | 1 | 9999 | 1 |
| hvacdiscountstore.com | JOH--WT-4002-MFM | 641.04 | 1 | None | 1 |
| industrialstores.com | WT-4002-MFM |  |  | None | 1 |

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