| Key | Value |
|---|---|
| Actuator Type | Lever, Toggle |
| Alarm Switch | Optional |
| Approval Agency | CE, cUL, UL508 |
| Approvals | UL 508, UL |
| Auxiliary Switch | Optional |
| Base Product Number | MA10 |
| Breaker Type | Thermal |
| Busbar | No |
| Category | Circuit Protection |
| CSA Standard | 22.2 |
| Current Rating | 10 A |
| Current Rating (Amps) | 10A |
| Dimensions | 70.1 L x 52.5 W x 89.5 D mm |
| Family Series | Altech Circuit Breakers, MA Series |
| Gross Weight | 0 lbs |
| Illumination | None |
| Illumination Voltage (Nominal) | - |
| Item Number | MA10UM |
| Manufacturer | Altech |
| Manufacturer Part Number | MA10UM |
| Max Voltage | 277-480 VAC |
| Mfr | Altech Corporation |
| Mounting | DIN Rail |
| Mounting Type | DIN Rail Mount, DIN Rail |
| Net Weight | 0 lbs |
| Neutral Pole | Optional |
| Number of Poles | 3 |
| Overload | Thermal |
| Package | Bulk |
| Phase | 3 Phase |
| Product Series | MA |
| Product Status | Active |
| Series | MA Series, MA |
| Shunt Trip | Optional |
| Standards | UL508 Listed |
| Terminal Type | Screw |
| Termination | Screw |
| Trip Time | Adjustable Trip |
| Type | Thermal |
| UL Standard | 508 |
| Undervoltage Release | No |
| Voltage Rating | 480 ; 480 ; 277 V |
| Voltage Rating - AC | 480 V |
| Img | Seller | Supplier SKU | Requested Price | Calc MOQ Price | MOQ | In Stock | Lead Time | Brand | Weight | Preferred Tier |
|---|---|---|---|---|---|---|---|---|---|---|
| Hawk Electronics | MA10UM | 96.9 | 96.9 | 1 | In Stock | Altech | 96.9 @ Qty: 1+ | |||
| Digi-Key | 9454489 | 118.58 | 118.58 | 1 | In Stock | 138 | Altech Corporation | 118.58 @ Qty: 1+ | ||
| RS Delivers | 900-2099 | 119.64 | 119.64 | 1 | In Stock | Altech | 119.64 @ Qty: 1+ | |||
![]() ![]() | Galco | MA10UM-ALTH | 120.1 | 120.1 | 1 | In Stock | Altech | 120.1 @ Qty: 1+ | ||
![]() ![]() | jensentools.com | 10109888 | 132.8 | 132.8 | 1 | In Stock | Altech | 132.8 @ Qty: 1+ | ||
| us.rs-online.com | 70076415 | 137.74 | 137.74 | 1 | In Stock | Altech Corp | 137.74 @ Qty: 1+ |

